Simpson Memory Fit Fire Resistant Racing Underpants - SFI 3.3 Color_Silver/Black/White The round 30mm grip has

The round 30mm grip has a natural feel and is covered with a rich and smooth leather with your choice of Red or Yellow stitching

Dull Finish / Gaffers tape is a vinyl-coated cloth

The multi-hole design allows for up to 16 different mounting positions

they’re ideal for long sessions

Connect to a NACA duct for pulling in outside air

Simpson Memory Fit Fire Resistant Racing Underpants - SFI 3.3 Color_Silver/Black/White The round 30mm grip hasSimpson's Memory Fit line of fire resistant racing underwear features a unique fabric that becomes softer with age, guaranteeing a fit that is made just for you! The lightweight, anti microbial treated fabric bends, moves, and stretches with you, reducing bunching and driver discomfort. Athletic cut, and contrasting stitching gives a stylish, modern look.