Marines have ballistic boxers — now they need to be comfy, too

Kevlar underwear can protect U.S. Marines against blast fragments flying like bullets through the air, but it lacks the comfort of simple cotton undies or silky unmentionables. Now the U.S. military has begun searching for better alternatives that prevent chafing as well as battle wounds.
This is additional taxonomy that helps us with analytics

The Army's Shrapnel-Proof Undies Will Be 'Breathable

Extended Cold Weather Clothing System, Tactical Experts

Marines have ballistic boxers — now they need to be comfy, too

Kevlar underpants' protect pelvic region, Article

RCH 155 - KNDS

GORUCK Mid Top Ballistic Trainers - Black / Gum

For added comfort the underwear features a full cut. Polyester Extended Cold Weather Clothing System also know as ECWCS features a 100% polyester with

Cold Weather Polypropylene Long Underwear Extreme Zip Collar Military Issue S-XL

Everything an F/A-18 Fighter Pilot Wears in the Cockpit

NFM Group