45-day trial
+ free returns
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Get your $ back
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Classic
Thinx underwear is not made or treated with PFAS
45-day trial
+ free returns
Don’t love 'em?
Get your $ back
no Qs asked
Thinx underwear is not made or treated with PFAS
absorbency moderate
regular tampon
menstrual cup
pantyliner
regular pad
mL
teaspoon
size
buy 3, save 10%
buy 3, save 10%
A sporty style designed with a comfy, exercise-ready fit — so you can period better *and* move better.
Thinx underwear is not made or treated with PFAS.
This style has moderate back coverage and fits true to size, but if you're between sizes, we recommend sizing up.
Our underwear is certified according to STANDARD 100 by OEKO-TEX:registered: [20.HUS.04850 | HOHENSTEIN HTTI]
Wash before wearing. Hand wash or machine wash cold on a delicate cycle. Do not use bleach or fabric softener. Hang dry — no ironing please!
Stylish silhouettes featuring seasonal colors and lace & mesh details in a silky-smooth fabric. Available in all 5 absorbencies for every type of flow.
The Sport helps me feel sexy and remain true to my active lifestyle — I can go from dance class to nightlife without having to make major changes.Nzingah from Fort Lauderdale, FL, light to heavy
Tell us a li'l bit about your flow, and we'll match you with the right pair!
Mix and match any Thinx undies — and you can save up to 20%.