Sparco RW-4 Fire Resistant Racing Boxers Color_Black/Green/White fire-retardant Nomex inner layer for

fire-retardant Nomex inner layer for comfort

red safety flip-up switch covers

But if a liquid filled gauge is vented it will leak on your hands and in your tool box

A tough microfiber upper is combined with 3D mesh inserts on the sides for unsurpassed comfort

Through the use Alpinestars' proprietary Lenzing FR fabric

Sparco RW-4 Fire Resistant Racing Boxers Color_Black/Green/White fire-retardant Nomex inner layer forStay confident and protected while racing in the Sparco RW 4 Race Boxer Briefs. These undergarments are FIA 8856 2018 homologated for safety and provide essential support without front stitching. Crafted from a comfortable mix of 55% modacrylic and 45% cotton for maximum comfort.