TOP 30 Beauty and hair treatments in Victoria
3223 results found
Search for local businesses, places and services near you
-
Eva beauty Salon (ladies only)
● ClosedWelcome to Eva Beauty Salon, a premier ladies-only institution nestled in the heart of Craigieburn, Australia. Conveniently located on Peppertree Parade, number 26, our beauty salon is a haven for women looking to indulge in luxurious treatments and rejuvenate their mind, body, and soul. At Eva Beauty Salon, we pride ourselves on being a leading establishment in the beauty industry. Our team of highly skilled and experienced professionals is dedicated to providing you with the highest level of service, ensuring your visit is nothing short of exceptional. From the moment you step through our doors, you will be greeted with warm hospitality and a tranquil atmosphere, designed to whisk you away from the hustle and bustle of everyday life.
26 Peppertree Parade, Craigieburn, Victoria 3064, Australia -
Willows Hair Estate
● ClosedWelcome to Willows Hair Estate, a newly established hair studio located in the picturesque town of Gisborne, Australia. With a prime location on Cotton Circuit, our salon is easily accessible and offers a relaxing and inviting atmosphere for all our clients. At Willows Hair Estate, we pride ourselves on our extensive experience in high-end salons both in the UK and Australia. With over 20 years of expertise, our team is well-equipped to cater to all your hair care needs. Whether you're looking for a precision cut, a stunning new color, vibrant highlights, or even hair extensions, we have you covered.
18 Cotton Circuit, Gisborne, Victoria 3437, Australia -
Reet hair artistry & beauty salon
● ClosedWelcome to Reet Hair Artistry & Beauty Salon, your premier destination for all things beauty in Craigieburn, Australia. Located at the prestigious Ardour Grove, our salon is not just an establishment, but a true point of interest for those seeking top-notch beauty services. At Reet Hair Artistry & Beauty Salon, we pride ourselves on providing an exceptional beauty experience that is tailored to your unique needs. Our team of highly skilled and experienced professionals is dedicated to helping you achieve your desired look, whether it's a stunning new hairstyle, flawless makeup, or rejuvenating skincare treatments.
4 Ardour Grove, Craigieburn, Victoria 3064, Australia -
Beauty Excell Salon
● OpenWelcome to Beauty Excell Salon, a premier beauty destination nestled in the heart of Australia's picturesque Gisborne. Located at 35 Ross Watt Road, our salon is a haven for those seeking a rejuvenating and indulgent beauty experience. As a leading beauty salon in the area, we are committed to providing our clients with the highest level of service and expertise. Step into our serene oasis and let our team of skilled professionals pamper you from head to toe. Whether you're looking for a glamorous makeover, a relaxing massage, or a comprehensive skincare treatment, we have you covered.
35 Ross Watt Road, Gisborne, Victoria 3437, Australia -
Mane Attraction hair studio
● ClosedWelcome to Mane Attraction Hair Studio, a premier hair care establishment located in the heart of Gisborne, Australia. Situated on Hamilton Street, our salon, affectionately known as 11B, is a point of interest for locals and visitors alike. At Mane Attraction, we pride ourselves on providing exceptional hair care services that leave our clients feeling confident and beautiful. Our team of highly skilled and experienced stylists are dedicated to staying up-to-date with the latest trends and techniques, ensuring that we can cater to all your hair needs.
11B Hamilton Street, Gisborne, Victoria 3437, Australia -
Nisha's Brow & Beauty
● ClosedWelcome to Nisha's Brow & Beauty, a premier beauty salon nestled in the heart of Craigieburn, Australia. Located on Craigieburn Road, our establishment is a true point of interest for all beauty enthusiasts seeking top-notch services and a moment of relaxation. At Nisha's Brow & Beauty, we pride ourselves on offering a wide range of beauty treatments to enhance your natural beauty and boost your confidence. Our team of skilled and experienced beauticians are dedicated to providing exceptional service, ensuring you leave our salon feeling refreshed, rejuvenated, and looking your absolute best.
340 Craigieburn Road, Craigieburn, Victoria 3064, Australia -
SOAK Bar + Beauty
● ClosedWelcome to SOAK Bar Beauty, Melbourne's premier beauty bar and salon located on Chapel Street in South Yarra. At SOAK, we offer a wide range of beauty services to cater to all your needs. Whether you're looking for a manicure, pedicure, facial, brow and lash treatment, spray tanning, waxing, make-up application, or hair styling, our incredibly talented team of beauticians and stylists are here to provide you with the top-notch treatment you deserve. What sets SOAK apart is that we are not just your ordinary beauty salon. We are proud to be the only licensed beauty salon in Victoria. That means you can indulge in your favorite beauty treatment while sipping on your favorite cocktail or wine. Our extensive wine, gin, and cocktail menu will surely have the perfect beverage to complement your pampering experience. So sit back, relax, and let us take care of your beauty needs while you enjoy a delightful drink.
657 Chapel Street, South Yarra, Victoria 3141, Australia -
Kimberley & Co. Hair Salon Torquay
● ClosedWelcome to Kimberley & Co. Hair Salon Torquay, located at 6-8 Boston Road in the beautiful coastal town of Torquay, Victoria, Australia. As an award-winning hairdressing salon, Kimberley & Co. is renowned for their exceptional hair care services and is now proud to offer a second location in Torquay. At Kimberley & Co., our team of expert professionals, led by Kim herself, are dedicated to providing the highest quality haircuts, colors, and treatments for women, men, and children. With their wealth of knowledge and years of experience, our talented stylists are able to create stunning hair transformations that exceed our clients' expectations.
6-8 Boston Road, Torquay, Victoria 3228, Australia -
Hairology Hair & Beauty
● ClosedWelcome to Hairology Hair & Beauty, located in the picturesque coastal town of Torquay, Australia. Nestled on Walker Street, our establishment is a haven for all your hair care and beauty needs. At Hairology, we pride ourselves on providing top-notch services and creating a warm and inviting atmosphere for our valued clients. Our team of highly skilled professionals is dedicated to delivering exceptional hair care experiences, leaving you feeling confident and rejuvenated.
6 Walker Street, Torquay, Victoria 3228, Australia -
D&Y Hair Design
● ClosedWelcome to D&Y Hair Design, the premier beauty salon and hair care establishment located in the heart of Melbourne CBD at 146 Bourke Street. Formerly known as Towa Hair Design, our salon has undergone a rebranding but still maintains the same level of creativity and authenticity that our clients have come to love. At D&Y Hair Design, we are passionate about your hair and providing you with an exceptional customer experience. Our team of expert stylists and colorists are dedicated to achieving the best hair results for our clients. Whether you're looking for a complete transformation or a simple restyling, our personalized services are tailored to meet your individual needs.
146 Bourke Street, Melbourne, Victoria 3000, Australia -
Chicago Hair @ Sorrento
● ClosedWelcome to Chicago Hair @ Sorrento, the premier hair care establishment located at 7 George Street in the beautiful coastal town of Sorrento, Australia. As a leading point of interest in the region, Chicago Hair @ Sorrento is dedicated to providing exceptional hair care services in a warm and inviting atmosphere. Our team of highly skilled and experienced hairstylists are committed to helping you achieve your desired look, whether it's a trendy haircut, a stunning color transformation, or a special occasion updo.
7 George Street, Sorrento, Victoria 3943, Australia -
Torquay Beauty House
● ClosedWelcome to Torquay Beauty House, a premier beauty salon and a true point of interest in the stunning coastal town of Torquay, Australia. Located at 19 Sea Breeze Drive, our institution offers a haven of tranquility and rejuvenation, where you can indulge in a range of luxurious beauty treatments. Step into our elegant beauty salon and immerse yourself in a world of relaxation. Our expert team of beauty professionals is dedicated to providing you with the highest quality of service, ensuring that every visit leaves you feeling refreshed and pampered.
19 Sea Breeze Drive, Torquay, Victoria 3228, Australia -
Juliana Hair and Beauty
● ClosedWelcome to Juliana Hair & Beauty, a premier salon located in the heart of Armstrong Creek, Australia. Our establishment is dedicated to providing top-notch hair care and beauty services in a warm and inviting atmosphere. At Juliana Hair & Beauty, we understand the importance of self-care and believe that everyone deserves to look and feel their best. Whether you're in need of a stylish haircut, a vibrant hair color, or a relaxing spa treatment, our team of experienced professionals is here to cater to all your needs.
33 Central Boulevard, Armstrong Creek, Victoria 3217, Australia -
Contour Hair Portsea
● ClosedWelcome to Contour Hair Portsea, a premier hair care establishment located in the beautiful coastal town of Portsea, Australia. Situated on Point Nepean Road, our salon is conveniently positioned for locals and visitors alike to experience our exceptional services. At Contour Hair, our philosophy revolves around understanding and interpreting our clients' desires, and transforming them into a stunning look that not only enhances your hair and skin tone but also complements your unique lifestyle. We believe that your style should truly be yours – a reflection of your personality, confidence, and individuality.
3766 Point Nepean Road, Portsea, Victoria 3944, Australia -
Bellarine Beauty Studio
● ClosedWelcome to Bellarine Beauty Studio, a premier beauty salon and spa located in the picturesque coastal town of Point Lonsdale, Australia. Situated on Saltbush Circuit, our studio offers a tranquil and serene environment where you can indulge in a wide range of beauty and relaxation treatments. At Bellarine Beauty Studio, we are dedicated to providing our clients with the highest level of service and care. Our team of skilled beauty professionals is committed to helping you look and feel your best, offering a comprehensive selection of services that cater to all your beauty needs.
2 Saltbush Circuit, Point Lonsdale, Victoria 3225, Australia -
Glam' Up Hair & Beauty Salon
● ClosedWelcome to Glam' Up Hair & Beauty Salon, your go-to destination for all your beauty needs in Saint Albans, Australia. Conveniently located on Main Road West, our salon is a true point of interest in the area. At Glam' Up, we pride ourselves on providing exceptional beauty services that will leave you feeling glamorous and confident. Our team of highly skilled and experienced professionals is dedicated to delivering top-notch results, whether you're looking for a stunning hairstyle, flawless makeup, or perfect nails.
97 Main Road West, Saint Albans, Victoria 3021, Australia -
The Suhag | Hair & Beauty
● ClosedWelcome to The Suhag | Hair & Beauty, your premier beauty salon and establishment located in the heart of Craigieburn, Australia. Situated on Natural Drive, number 4, our salon is a true point of interest for those seeking top-notch beauty services in the area. At The Suhag, we pride ourselves on offering a wide range of services designed to enhance your natural beauty and leave you feeling pampered and rejuvenated. Our highly skilled team of beauty professionals is dedicated to providing exceptional treatments and personalized care to each and every client that walks through our doors.
4 Natural Drive, Craigieburn, Victoria 3064, Australia -
The Beauty & Brow Parlour Broadmeadows Central
● ClosedWelcome to The Beauty & Brow Parlour Broadmeadows Central, located at 1099-1169 Pascoe Vale Road in Broadmeadows, Victoria, Australia. Our beauty salon is conveniently situated within the Broadmeadows Central shopping centre, making it a one-stop destination for all your beauty needs. At The Beauty & Brow Parlour, our mission is to simplify your life by providing a convenient and relaxing environment for all your pampering and errand needs. Our team of expert beauticians offers a diverse range of beauty treatments, including eyelash extensions and brow tinting. We understand the demands of daily life, which is why we strive to make your visit as effortless as possible.
1099-1169 Pascoe Vale Road, Broadmeadows, Victoria 3047, Australia -
Thornhill Park Hair Salon
● ClosedWelcome to Thornhill Park Hair Salon, your premier destination for all your hair care needs in Australia. Nestled in the picturesque Thornhill Park, located on Lincolnshire Drive, our salon is a true point of interest for both locals and visitors alike. At Thornhill Park Hair Salon, we pride ourselves on delivering exceptional hair care services in a warm and inviting environment. Our dedicated team of experienced stylists is committed to providing you with the highest level of professionalism and expertise, ensuring that you leave our salon feeling and looking your absolute best.
4 Lincolnshire Drive, Thornhill Park, Victoria 3335, Australia -
Glamzone hair and beauty
● OpenWelcome to Glamzone Hair and Beauty, your ultimate destination for all things hair and beauty in Australia. Located at the heart of Strathtulloh, specifically on Leopold Street, our salon is a true haven for those seeking top-notch services and a moment of pampering. As a premier beauty salon, Glamzone Hair and Beauty is dedicated to providing our valued clients with an exceptional experience from the moment they step through our doors. Our team of highly skilled and passionate beauty professionals are committed to delivering personalized services that cater to your unique needs and desires.
30 Leopold Street, Strathtulloh, Victoria 3338, Australia -
Tranquility Beauty Therapy
● ClosedWelcome to Tranquility Beauty Therapy, your ultimate destination for indulgence and relaxation in the heart of Burnside Heights, Australia. Nestled on Atherton Avenue, number 10, our beauty salon is a true point of interest for all those seeking a rejuvenating experience. At Tranquility Beauty Therapy, we pride ourselves on offering a wide range of exceptional beauty treatments and services that cater to your every need. Our team of expert therapists is dedicated to providing you with a personalized and luxurious experience, ensuring that you leave feeling refreshed, revitalized, and ready to take on the world.
10 Atherton Avenue, Burnside Heights, Victoria 3023, Australia -
HT Lily Hair & Beauty
● ClosedWelcome to HT Lily Hair & Beauty, your ultimate destination for all your hair care needs in the beautiful city of Werribee, Australia. Situated at Treeve Parkway, 21, our establishment is a must-visit point of interest for anyone seeking top-notch hair and beauty services. At HT Lily Hair & Beauty, we pride ourselves on providing exceptional hair care services tailored to meet the unique needs and preferences of each individual. Our team of skilled and experienced hair stylists are dedicated to delivering stunning results that will leave you feeling confident and beautiful.
21 Treeve Parkway, Werribee, Victoria 3030, Australia -
Jessie Gia Beauty
● ClosedWelcome to Jessie Gia Beauty, your premier destination for all things beauty in Werribee, Australia. Located on Eldan Drive, our beauty salon is a true point of interest in the area, offering a wide range of services to enhance your natural beauty and provide you with a luxurious pampering experience. At Jessie Gia Beauty, we understand that looking and feeling your best is essential for boosting your confidence and overall wellbeing. That's why our team of highly skilled beauty professionals is dedicated to providing top-notch services tailored to meet your individual needs and preferences.
Eldan Drive, Werribee, Victoria 3030, Australia -
Cloverdale Beauty
● ClosedWelcome to Cloverdale Beauty, a premier beauty salon located in the heart of Tarneit, Australia. Situated on Tallinga Street, our establishment is a must-visit point of interest for all beauty enthusiasts in the area. At Cloverdale Beauty, we pride ourselves on providing a wide range of top-quality beauty services that cater to your every need. Whether you're looking for a relaxing facial, a rejuvenating massage, or a glamorous makeover, our experienced team of beauty experts is here to pamper you from head to toe.
3 Tallinga Street, Tarneit, Victoria 3029, Australia -
Aroojz Hair and Beauty Salon
● ClosedWelcome to Aroojz Hair and Beauty Salon, your go-to destination for all your hair care and beauty needs in Tarneit, Australia. Nestled on Chitwan Road, number 12, our establishment is a point of interest for those seeking exceptional hair and beauty services. At Aroojz Hair and Beauty Salon, we pride ourselves on providing top-notch services that leave our clients feeling confident, refreshed, and beautiful. Our team of experienced and highly skilled professionals is dedicated to delivering personalized attention and creating stunning transformations tailored to your unique style and preferences.
12 Chitwan Road, Tarneit, Victoria 3029, Australia -
Awesome Brows & Beauty
● ClosedWelcome to Awesome Brows & Beauty, the premier beauty salon in Tarneit, Australia. Located on Sayers Road, our establishment is a must-visit point of interest for all beauty enthusiasts. At Awesome Brows & Beauty, we specialize in a wide range of beauty services to cater to your every need. Our expert staff is highly trained and experienced, ensuring that you receive the best possible service. Whether you're looking for eyebrow threading, eyebrow tinting, eyelash extensions, facials, waxing, henna art, or a relaxing head massage, we have it all.
380 Sayers Road, Tarneit, Victoria 3029, Australia -
Elegant Hair and beauty
● ClosedWelcome to Elegant Hair and Beauty, the ultimate destination for all your hair care and beauty needs in Wyndham Vale, Australia. Located at 91 Bursa Drive, our establishment is a point of interest for individuals seeking top-notch services and a truly elegant experience. At Elegant Hair and Beauty, we pride ourselves on providing exceptional hair care services that cater to your unique style and preferences. Our team of experienced and highly skilled hairstylists are committed to delivering the latest trends, techniques, and personalized solutions to help you achieve the perfect look. From haircuts and styling to coloring and treatments, we offer a comprehensive range of services that will leave you feeling confident and beautiful.
91 Bursa Drive, Wyndham Vale, Victoria 3024, Australia -
Satveer Beauty Parlour
● OpenWelcome to Satveer Beauty Parlour, a premier beauty salon located in the heart of Manor Lakes, Australia. Situated on Spearmint Boulevard, 97, our establishment is not just a beauty salon, but also a point of interest for all beauty enthusiasts in the area. At Satveer Beauty Parlour, we pride ourselves on offering a wide range of top-notch beauty services to cater to all your needs. Whether you're looking to enhance your natural beauty or indulge in a pampering session, our highly skilled and experienced team of beauty professionals is here to make your dreams a reality.
97 Spearmint Boulevard, Manor Lakes, Victoria 3024, Australia -
Awesome Brows & Beauty
● ClosedWelcome to Awesome Brows & Beauty, your go-to beauty salon in Point Cook, Australia. Located conveniently on Point Cook Road, our establishment is a must-visit point of interest for all beauty enthusiasts. At Awesome Brows & Beauty, we specialize in a wide range of beauty services to enhance your natural beauty and make you feel confident. With 15 years of experience in the industry, we have mastered the art of eyebrow threading, eyebrow tinting, eyelash extensions, facials, waxing, henna art, and head massages. Our expertise lies in providing the most painless and natural hair removal methods, ensuring the best eyebrow shapes for our clients.
300 Point Cook Road, Point Cook, Victoria 3030, Australia -
Sukhi’s Beauty Parlour
● ClosedWelcome to Sukhi’s Beauty Parlour, your ultimate destination for all your beauty needs in Werribee, Australia. Conveniently located at Kayden Court, 21, our beauty salon is a well-established and highly regarded point of interest in the area. At Sukhi’s Beauty Parlour, we pride ourselves on providing top-notch beauty services that will leave you feeling pampered, rejuvenated, and ready to take on the world. Our team of skilled and experienced beauty professionals is dedicated to delivering the highest standard of service, ensuring that every visit to our salon is a truly exceptional experience.
21 Kayden Court, Werribee, Victoria 3030, Australia
People also searched for:
- Beauty and hair treatments in Airport West
- Beauty and hair treatments in Altona
- Beauty and hair treatments in Altona North
- Beauty and hair treatments in Ballarat Central
- Beauty and hair treatments in Bayswater
- Beauty and hair treatments in Belmont
- Beauty and hair treatments in Bendigo
- Beauty and hair treatments in Bentleigh
- Beauty and hair treatments in Bentleigh East
- Beauty and hair treatments in Berwick
- Beauty and hair treatments in Blackburn
- Beauty and hair treatments in Boronia
- Beauty and hair treatments in Box Hill
- Beauty and hair treatments in Brighton
- Beauty and hair treatments in Broadmeadows
- Beauty and hair treatments in Brunswick
- Beauty and hair treatments in Bundoora
- Beauty and hair treatments in Camberwell
- Beauty and hair treatments in Campbellfield
- Beauty and hair treatments in Carlton
- Beauty and hair treatments in Caroline Springs
- Beauty and hair treatments in Carrum Downs
- Beauty and hair treatments in Chadstone
- Beauty and hair treatments in Cheltenham
- Beauty and hair treatments in Chirnside Park
- Beauty and hair treatments in Clayton
- Beauty and hair treatments in Clyde North
- Beauty and hair treatments in Coburg
- Beauty and hair treatments in Collingwood
- Beauty and hair treatments in Corio
- Beauty and hair treatments in Cowes
- Beauty and hair treatments in Craigieburn
- Beauty and hair treatments in Cranbourne
- Beauty and hair treatments in Cranbourne West
- Beauty and hair treatments in Croydon
- Beauty and hair treatments in Dandenong
- Beauty and hair treatments in Dandenong South
- Beauty and hair treatments in Deer Park
- Beauty and hair treatments in Docklands
- Beauty and hair treatments in Doncaster
- Beauty and hair treatments in Doncaster East
- Beauty and hair treatments in Doreen
- Beauty and hair treatments in Dromana
- Beauty and hair treatments in Elsternwick
- Beauty and hair treatments in Eltham
- Beauty and hair treatments in Epping
- Beauty and hair treatments in Essendon
- Beauty and hair treatments in Ferntree Gully
- Beauty and hair treatments in Fitzroy
- Beauty and hair treatments in Footscray
- Beauty and hair treatments in Forest Hill
- Beauty and hair treatments in Frankston
- Beauty and hair treatments in Geelong
- Beauty and hair treatments in Geelong West
- Beauty and hair treatments in Gisborne
- Beauty and hair treatments in Glen Waverley
- Beauty and hair treatments in Glenroy
- Beauty and hair treatments in Greensborough
- Beauty and hair treatments in Grovedale
- Beauty and hair treatments in Hallam
- Beauty and hair treatments in Hampton
- Beauty and hair treatments in Hastings
- Beauty and hair treatments in Hawthorn
- Beauty and hair treatments in Healesville
- Beauty and hair treatments in Hoppers Crossing
- Beauty and hair treatments in Kangaroo Flat
- Beauty and hair treatments in Kew
- Beauty and hair treatments in Keysborough
- Beauty and hair treatments in Langwarrin
- Beauty and hair treatments in Lara
- Beauty and hair treatments in Lilydale
- Beauty and hair treatments in Malvern
- Beauty and hair treatments in Malvern East
- Beauty and hair treatments in Maribyrnong
- Beauty and hair treatments in Melbourne
- Beauty and hair treatments in Melton
- Beauty and hair treatments in Mentone
- Beauty and hair treatments in Mill Park
- Beauty and hair treatments in Mitcham
- Beauty and hair treatments in Moonee Ponds
- Beauty and hair treatments in Moorabbin
- Beauty and hair treatments in Mooroolbark
- Beauty and hair treatments in Mordialloc
- Beauty and hair treatments in Mornington
- Beauty and hair treatments in Mount Eliza
- Beauty and hair treatments in Mount Martha
- Beauty and hair treatments in Mount Waverley
- Beauty and hair treatments in Mulgrave
- Beauty and hair treatments in Narre Warren
- Beauty and hair treatments in Newtown
- Beauty and hair treatments in Noble Park
- Beauty and hair treatments in North Geelong
- Beauty and hair treatments in North Melbourne
- Beauty and hair treatments in Northcote
- Beauty and hair treatments in Nunawading
- Beauty and hair treatments in Oakleigh
- Beauty and hair treatments in Ocean Grove
- Beauty and hair treatments in Officer
- Beauty and hair treatments in Pakenham
- Beauty and hair treatments in Point Cook
- Beauty and hair treatments in Port Melbourne
- Beauty and hair treatments in Prahran
- Beauty and hair treatments in Preston
- Beauty and hair treatments in Reservoir
- Beauty and hair treatments in Richmond
- Beauty and hair treatments in Ringwood
- Beauty and hair treatments in Rosebud
- Beauty and hair treatments in Rowville
- Beauty and hair treatments in Rye
- Beauty and hair treatments in Saint Albans
- Beauty and hair treatments in Seaford
- Beauty and hair treatments in Somerville
- Beauty and hair treatments in Sorrento
- Beauty and hair treatments in South Melbourne
- Beauty and hair treatments in South Morang
- Beauty and hair treatments in South Yarra
- Beauty and hair treatments in Southbank
- Beauty and hair treatments in Springvale
- Beauty and hair treatments in St Kilda
- Beauty and hair treatments in Sunbury
- Beauty and hair treatments in Sunshine
- Beauty and hair treatments in Tarneit
- Beauty and hair treatments in Taylors Lakes
- Beauty and hair treatments in Thomastown
- Beauty and hair treatments in Thornbury
- Beauty and hair treatments in Torquay
- Beauty and hair treatments in Truganina
- Beauty and hair treatments in Tullamarine
- Beauty and hair treatments in Wantirna South
- Beauty and hair treatments in Waurn Ponds
- Beauty and hair treatments in Wendouree
- Beauty and hair treatments in Werribee
- Beauty and hair treatments in Wheelers Hill
- Beauty and hair treatments in Williamstown
- Beauty and hair treatments in Wonthaggi
People also searched for:
List of local businesses, places and services in Victoria
⭐ business help 🔍 services ☎ phones 🕒 opening times ✍️reviews 🌍 addresses, locations 📷 photos