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Thinx Organic Cotton Bikini Period Underwear - Save 50%

£30.00 £15.00


Thinx Organic Cotton Bikini Period Underwear - Save 50%

£30.00 £15.00


Product code: XDG005

Content Approved

SALE - all sales are final on this sale item.

Thinx Organic Cotton Bikini Underwear is the washable, reusable underwear that absorbs your period and is a more sustainable solution than single-use disposable sanitary products.

Depending on your flow, Thinx underwear can replace pads, tampons, liners, and cups, or be worn with tampons and cups for extra protection. 

The Thinx Bikini Underwear is designed for moderate days and can hold up to 1 1/2 regular tampons' worth. 

Thinx Organic Cotton Bikini in black gives a simple fit with a slightly higher rise waist, in a cosy certified organic cotton.

Every pair of Thinx is made with a signature 4-layer fabric technology for ultimate protection.

Size & Fit

Because the Thinx Organic Cotton Bikini Underwear uses special technology to keep you leak free, the sizes fit a bit more snug than your average run-of-the-mill undies.

  • XS | Hip: 89-91cm
  • S | Hip: 94-97cm
  • M | Hip: 99-102cm
  • L | Hip: 104-107cm
  • XL | Hip: 109-113cm

Hip: Measure at the fullest part of your hips.


Manufacturing - Their award-winning facility based in Sri Lanka operates under three pillars: female leadership, employee well-being, and environmental sustainability. Part of their employee well-being includes transportation, fitness sessions, free & subsidized meals & well-balanced workdays. 

Charitable - Through their Women Go Beyond program, they provide supplemental education with classes in entrepreneurial development, English, and information technology, ensuring a safe working environment, and empower with long-term growth and leadership opportunities. As well as their Products Made Better program, which works to recycle industrial sludge into paving bricks. with a goal of zero-waste by 2025.  

Certified Materials - Products from their Organic Cotton range are GOTS certified, meaning it's ethically and sustainably sourced - a switch that's better for your period and the planet.

Design Innovation - Every pair of Thinx is made with a signature 4-layer fabric technology for ultimate protection. 

Waste Innovation - Saving us throwing away disposable sanitary products. On average, a person with a period throws away 250-300lbs. of period products in their lifetime.

Details & Care

We suggest customers purchase more than 1 pair of Thinx to cover their entire cycle, light, medium and heavy days. 

To take care of your Thinx, you rinse first, pop them into a mesh laundry bag, then cold wash and hang dry. Don't use bleach or fabric softener, and no they won't stain the rest of your clothes. 

Made From

Body: 95% organic cotton, 5% elastane
Gusset: 95% cotton, 5% elastane; middle breathable PUL


We offer free UK delivery on all orders over £25 & free international delivery on orders over £100 or £150 depending on your location and when the parcel weighs less than 2kgs.

All countries outside of the UK will be automatically have UK VAT deducted at checkout. This means the listed price on products with VAT included will be reduced by 20% when you checkout. You may be charged import taxes and handling fees as set by your country when the items arrive. The taxes in the UK have been removed from your order so your country will charge you taxes on arrival. Please note: VAT free items such as books, tea, coffee and some food items already exclude VAT at checkout.

All available delivery options will be listed at checkout or find more delivery options (including Next Day & Saturday delivery) HERE 

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