Simpson Racing Memory Fit Underwear

Simpson Racing Memory Fit Underwear

Our fire-retardant Memory Fit Underwear is race tested by NASCAR’s pro racers. The unique memory fit fabric stretches both horizontally and vertically with great bounce back and becomes softer with each washing. You may want to order two sets, because this will quickly become your go-to underwear for added race protection. FEATURES:

  • 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


60 years of safety

Racing and riding is more than what you do, it's a part of who you are. We get it, because it's who we are too. Since 1959, NASCAR, racing enthusiasts and motorcycle riders have trusted Simpson Performance helmets, head and neck restraints, harnesses, racing suits, gloves, shoes, off-road seats, window nets, drag parachutes and more to provide an unparalleled level of comfort, performance and protection.