SIMPSON RACING CARBONX® ULTIMATE™ UNDERWEAR – S/S TOP – Fast Eddie

CarbonX® Ultimate™ underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers and has extraordinary thermal protective properties. It is inherently flame resistant, will not burn, melt, or ignite when subjected to direct flame. Nomex® or CarbonX® Underwear underneath a racing suit will dramatically improve Thermal Protection Performance (TPP) in the case of an accident involving fire. *SFI3.3 approved, includes SFI tag *Designed to deliver the ultimate in base layer thermal protection *TPP rating of 13 cal/cm2 and zero seconds after flame *Lightweight, patented blend of high-performance fibers *Double jersey interlock knit *Long or short sleeve crew neck top available *Made in the USA **NOTE: Short sleeve crew neck is not SFI certified.

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