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.

Features:

  • SFI 3.3 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
  • Made in the USA

More From This Category

Simpson Racing SA2020 Diamondback Racing Helmet, 7.375 - Blue

Simpson Racing SA2020 Diamondback Racing Helmet, 7.375 - Blue

$1,323.14 $1,392.77

View
5% OFF
Simpson Latch & Link Lap Belts Harness, Lap Belt, Latch, Wraparound, Roll Bar, Blue, Each

Simpson Latch & Link Lap Belts Harness, Lap Belt, Latch, Wraparound, Roll Bar, Blue, Each

$172.08 $181.15

View
5% OFF
Simpson Replacement Helmet Shield, Ghost Bandit, Speed Bandit, Amber

Simpson Replacement Helmet Shield, Ghost Bandit, Speed Bandit, Amber

$96.76 $101.84

View
5% OFF
Simpson Latch & Link Off-Road Restraint Systems 1B33NIKX-SOff Road RACING Harness,3" x 3" BLACK "NO Pads"

Simpson Latch & Link Off-Road Restraint Systems 1B33NIKX-SOff Road RACING Harness,3" x 3" BLACK "NO Pads"

$272.66 $287.01

View
5% OFF
RaceQuip Helmet Pro Series, Pro20 Sa2020 Wh Lrg Helmet

RaceQuip Helmet Pro Series, Pro20 Sa2020 Wh Lrg Helmet

$442.19

View