Flux Undies Period Proof Underwear - Bikini XS

Flux Undies Period Proof Underwear - Bikini XS
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Flux Undies Period Proof Underwear - Bikini XS

Flux Undies Period Proof Underwear - Bikini XS

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  • Alternative to disposable pads and tampons
  • Reusable and washable, designed to last at least three years
  • Made with sustainable materials. No chemicals, no fragrances, no nasties.

Designed to hold up to 4 regular pads/tampons’ worth, FLUX Undies are a reusable and washable alternative to disposable pads and tampons.

This period-proof underwear features a built-in moisture wicking, absorbent, and leak-proof panel that locks in liquid and keeps you feeling fresh and dry for up to 12 hours (depending on your flow). This classic Bikini style offers full coverage minus the bulk, with a soft lace waistband that adds frill to function.

In case of return, products must be unused and in their original packaging (with seal closed) to be returned within 30 days of purchase, unless they are faulty/don’t work as advertised.

Customer Reviews

3.67/5 stars


Full ingredients

95% Modal 5% Elastane, Nonwoven Absorbent Fibres, Breathable PUL, 80% Polyester 20% Elastane Waistband. 100% recyclable packaging.

Always read the label before use

Additional Info

Remember to:

We go to great efforts to ensure that the information on this page is accurate at the time that the page was last edited. As we are constantly reviewing and developing our products to meet our consumer needs, consumers, particularly those that suffer from allergies and intolerances, should always check product labelling, warnings, and directions provided with the product that is delivered, prior to use or consumption.


Wear for up to 12 hours, depending on flow. Afer use, rinse un'l water runs clear, wash at 30-40 degrees, air-dry or dry on radiator. No fabric sofener, no bleach, no tumble dry.

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