TomboyX on X: ask & u shall receive — our fav underwear style, boy shorts are now available in our first line period underwear! / X

TomboyX (@tomboyx) / X

No leaks, no mess, no worries. First Line is here to keep you dry and on the go (or on the couch). With built-in leak protection for light days and

First Line Leakproof Bikini LC - Black

Now offering our best selling Cotton Boy Short in our First Line Collection. No leaks, no mess, no worries. First Line is designed to help keep you

First Line Period Boy Shorts - Black Rainbow

TomboyX (@tomboyx) / X

No leaks, no mess, no worries. First Line is designed to help keep you dry and on-the-go with confidence. With built-in leak protection for light days

First Line Period 9 Boxer Briefs - Chai

Men's Three-pack of For Successful Loving briefs

TomboyX Panties for Women - Poshmark

Safest Period Underwear Tested for Indications of PFAS -- Guide

What is gender-fluid clothing? Fashion industry experts explain.