Ops-Core SOTR Glock 23 A proprietary nylon blend that

A proprietary nylon blend that is completely non-abrasive to a firearm’s finish

Articulated sleeves with mechanical stretch for full mobility

They've even got anti-odor technology so they don't stink

and liquids

no-snag 4-way stretch fabric that contains anti-microbial and moisture-wicking properties while providing 30+ certified UV protection

Ops-Core SOTR Glock 23 A proprietary nylon blend thatOps Core SOTR The half mask Special Operations Tactical Respirator (SOTR) and Lite version, intended for ground applications (not aircraft applications), is designed to provide protection against a wide range of oil and non oil based particulate contaminants. SOTR is a low profile respirator mask that features 99. 97% filtration efficiency against airborne particulates, including lead, asbestos, lubricant mist, explosive gunfire, and more. The user