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Saver Sets

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Cotton Starter Set

Original Price

$93

Sale Price

$89

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

what's inside

  • 3 Everyday Comfort Hi-Waistin Black

    5 out 7 droplets
  • 1 Ultra Soft Boyshortin Black

    5 out 7 droplets
holds up to
worth.

size

size chart

style

Start your period underwear collection with 4 essential pairs — 3 Everyday Comfort Hi-Waist and 1 Ultra Soft Boyshort.

Fits true to size.

fit

  • Made with our LeakSafe™ barrier: Leakproof all day up to 12 hours

  • Moisture-wicking fabric helps keep you feeling dry 

  • Odor control technology helps minimize odors 

  • Thin and discreet — looks and feels like regular underwear

Thinx_Make-the-Switch-Cotton-Set_2_Black_Style+Fit.jpg
Our Protection Promise: Thinx underwear is designed without PFAS or any harsh substance on our Clean Commitment List.

fabric

Everyday Comfort Hi-Waist

  • body: 95% cotton 5% elastane
  • gusset 1 (wicking): 100% polyester
  • gusset 2 (absorbent): 100% polyester
  • gusset 3 (barrier): 100% polyester
  • (polyurethane, Lava XL-N®, Suntex TN-5000)

Ultra Soft Boyshort

  • body: 53% Cotton, 35% TENCEL™ Modal, 12% Elastane
  • inner body: 95% Cotton, 5% Elastane
  • gusset 1 (wicking): 100% polyester
  • gusset 2 (absorbent): 100% polyester
  • gusset 3 (barrier): 100% polyester
  • (polyurethane, Lava XL-N®, Suntex TN-5000)
Thinx underwear is not made or treated with PFAS. Our underwear is certified OEKO-TEX® STANDARD 100, #20.HUS.04850 by HOHENSTEIN HTTI, 3rd party tested for the presence of harmful substances to ensure product safety.

Our underwear is certified according to STANDARD 100 by OEKO-TEX:registered: [20.HUS.04850 | HOHENSTEIN HTTI]

care instructions

Wash before wear, machine wash cold with like colors, line dry. Do not iron, bleach, dry clean, or tumble dry.

Thinx Saver Sets illustration

Saver Sets

Our Sets are curated *just for you* with our best-selling premium styles for cycle-long protection — at a discounted price.

how our period underwear works

Thinx - PDP - take the Know Your Flow quiz

find your perfect pair

Take our short quiz to get matched with undies that suit your style and needs.

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buy more, save more

Mix and match any Thinx undies — and you can save up to 20%.

FAQs