What's the difference between Period Proof & Pee Proof undies?

there is a big difference between period proof undies and pee proof undies…

I Tried Period Underwear, and Here's What Happened

Conni Blog

Feels like clouds. Works like whoa. Saalt Wear is ultra-comfortable absorbent underwear designed to completely replace pads and liners with built-in

Saalt Heavy Absorbency Briefs Super Soft Modal Comfort Leak Proof Period Underwear - Volcanic Black - XS

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PFAS-Free Period Underwear for a Safe and Healthy Time of the Month

Difference Between Period-Proof & Pee-Proof Undies – FemmeUndies

Sustainability meets Cycle Care: Modibodi Introduces New Biodegradable Period and Pee Proof Underwear

Your questions about Modibodi underwear, answered – Modibodi UK

Australian period underwear makers deny using 'forever chemicals' after Thinx settles suit in US, PFAS

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Lalipanties Sexy & Affordable Period Underwear

Leak Proof Underwear for Urine #incontinence #urineleakage #incontinenceunderwear

What's the difference between Period Proof & Pee Proof undies?