45-day trial
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Get your $ back
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Thinx air
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 light
regular tampon
menstrual cup
pantyliner
regular pad
mL
teaspoon
size
buy 3, save 10%
buy 3, save 10%
Our best-selling style — designed with ultra-thin micromesh to keep you cool, fresh, & dry on light to moderate flow days.
Thinx underwear is not made or treated with PFAS.
This style has extra back coverage and fits true to size, so we recommend ordering your usual size.
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!
Feel light as air in our breathable, quick-drying micromesh fabric. Perfect for when you need a lil ventilation down there.
I have several pairs of Thinx and these are my favorite. They are super thin, light, and don't feel like I have anything special on. They’re cute and comfy.Leslie from San Francisco, CA, light to moderate flow
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%.