KOSMO
Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from KOSMO, Nail salon, McLean, VA.
02/26/2026
This March 8th, in honor of International Women’s Day, we are proud to support Women Giving Back, a Sterling, VA based organization providing essential clothing and resources to women and children in need.
Come visit Kosmo Nail Bar at any of our six locations on March 8th and 5% of nail service proceeds will be donated to Women Giving Back. 💚💜
Join us in celebrating women while giving back to our community! 💟
01/31/2026
Turn your pedicure into a spa date 🌹✨ Our Rosé Garden Pedicure comes with romantic rose petal scent, plus complimentary champagne/moscato & Ferrero Rocher chocolates. Available this February only.
01/27/2026
Who are you bringing to your next nail & spa day? 💅👯♀️
This February, bring your loved ones to Kosmo and unlock rewards:
✨ You get $10 off instantly when you spend $45+
🎁 They get $5 instantly
🌟 Spend $50+ each → 20% OFF next visit for each
Because self-care is better when shared 💖
📅 February only
📍 Union Market • Tysons • Dumfries only
11/22/2025
Matcha latte nails inspired by the .coffee_ menu — fresh, fun aesthetic vibes! 💚🤎
Pop-up at Kosmo Dumfries, Nov 21–23 — come join us!
06/22/2025
Starting July 1, 2025, our store hours in Union Market, Washington, DC, will change to 11 AM - 8 PM on Mon-Fri. While weekend hours stay the same, Saturday 10 AM - 6 PM and Sunday 11 AM - 5 PM.
All other location hours stay the same.
05/11/2025
✨ That’s a wrap on our two-day Flow of Beauty event! ✨
Thank you to everyone who came out to celebrate with us at Union Market, DC — your energy made it unforgettable 💖
From the fun at the photo booth, delicious food & drinks, exciting raffle games, stunning art pieces, and all the amazing people we met — every moment was a celebration of beauty, creativity, and community.
We’re so grateful for your support, and this is just the beginning…
Stay tuned for more announcements about our GRAND OPENING — coming soon! 🎉💅
05/06/2025
✨ KOSMO NAIL BAR PRESENTS: THE FLOW OF BEAUTY ✨
Imagine a world where nail art meets gallery-worthy masterpieces 🎨💅. At The Flow of Beauty, we’re turning that dream into reality! Join us for a 2-day immersive event where every nail design is a tiny work of art—and every moment is pure magic.
🌟 WHAT TO EXPECT:
✔️ Exclusive nail artistry inspired by stunning visuals
✔️ Mini-games to win raffle entry for a chance to win a $100 Kosmo Nail Bar gift card 🎟️💳
✔️ Free gifts for everyone
📅 When: May 9th-10th | 1PM–6PM
📍 Where: 325 Morse St NE STE 2, DC 20002
Don’t just get your nails done—experience art at your fingertips! ✨ Tag your nail squad and let’s create beauty together.
05/05/2025
Something extraordinary is taking shape at Kosmo Nail Bar...
This isn’t just a nail service.
Are you ready for a new kind of beauty?
Raw. Expressive. Unexpected.
It's coming soon...
05/04/2025
Mother’s Day is almost here!
Treat the queen in your life to some well-deserved pampering at Kosmo Nail Bar.
From Monday 05/05 to Sunday 05/11, receive a complimentary gift bag with every in-store gift card purchase—a little something extra for the one who’s always given so much.
1 gift bag per Mom.
Available while supplies last—stop in and celebrate the love she deserves.
12/31/2024
Happy New Year, Kosmo Beauties!
As we step into 2025, we want to extend our warmest wishes for a year filled with joy, prosperity, and fabulous nails! ✨ Thank you for being a part of the Kosmo Nail Bar family.
But that’s not all! Get ready for some major excitement! Tomorrow, we’re going LIVE to announce the winners of our BIGGEST promotion of the year! Tune in on New Year’s Day at 3 PM on Live Instagram to see if you’re one of the lucky ones!
2025 is going to be HUGE for Kosmo Nail Bar! We’re bringing you even more innovative designs, cutting-edge techniques, and unforgettable experiences. Stay tuned for some exciting surprises!
12/08/2024
🎄💅Spreading holiday magic with every dazzling set! 💅🎄
The holiday season is in full swing at Kosmo Nail Bar, and we’ve been LOVING the festive nail art our amazing customers have been rocking! From glittery snowflakes and Santa hat to chic candy cane stripes, every design is a masterpiece. 🎄❄️💅
Ready to slay the season with the perfect set? Book your appointment now:
📍 Dumfries: (571) 697-5925
📍 Chesterbrook, McLean: (703) 852-5174
📍 Downtown McLean: (571) 405-6040
📍 Rockville: (240) 669-6769
✨ Don’t wait—spots fill up fast during the holidays! 🎅
Click here to claim your Sponsored Listing.
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Contact the business
Website
Address
McLean, VA
Opening Hours
| Monday | 10am - 7pm |
| Tuesday | 10am - 7pm |
| Wednesday | 10am - 7pm |
| Thursday | 10am - 7pm |
| Friday | 10am - 7pm |
| Saturday | 10am - 6pm |
| Sunday | 11am - 5pm |