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Flux Undies Bikini Brief Heavy Period Pants


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These gorgeous period pants by FLUX Undies are designed especially for your heavier days. If is is a plastic free period that you are after, then you need a pair of these! Helping you be more comfortable and more eco friendly during your period.
  • Wear for up to 12 hours on heavier days
  • Holds four tampons' worth or 20/25ml
  • For periods, leaks & incontinence 
  • Great for day and night.
  • OEKO-Tex certified materials
  • Holds 4 tampons worth


Style + fit

Wear on lighter to moderate days, for up to 8 hours.


Made from super soft eco-friendly TENCEL modal fabric and featuring a soft and stretchy lace waistband. 


The super thin gusset means they feel like normal undies but keep you fresh and dry all day.

Fabric + care

Inner: 95% Modal 5% Elastane, 

Outer: 95% Modal 5% Elastane, 

Trim: 100% Polyester, 

Gusset: Cotton, Breathable PUL


Care: Quick rinse 🚿 40 degree wash 👌🏽 Hang to dry ✌🏿 No bleach or fabric softener ⚠️