SFI 3.3, Memory fit fire retardant underwear for racers. Simpson's unique memory fit fabric becomes softer with each washing and will quickly become your favorite underwear for added race protection.

• SFI 3.3 Certified
• Made in the USA
• Nomex blend provides added fire protection
• Anti-microb ial treated
• No bulk, unique memory stretch provides built in comfort, while retaining shape
• Contrast stretch stitching for definition

Product Reviews for SI20123XK - SIMPSON