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-microbial treated
- No bulk, unique memory stretch provides built in comfort, while retaining shape
- Contrast stretch stitching for definition