Simpson CarbonX Underwear Top
CarbonX Ultimate Underwear is made from double jersey interlock knit comprised of a patented blend of high-performance fibers. It is inherently flame resistent, will not burn, melt, or ignite when subjected to direct flame.
- 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
- Short sleeve crew neck top
- Color: Black
Simpson Racing Adult Suit Size Chart
| Size | Chest | Waist | Hip | Inseam | Neck | Height | Weight |
| S | 30-34 | 26-30 | 33-37 | 31 | 14.5 | 5’5″ to 5’7″ | 115-130 lbs |
| M | 34-38 | 30-34 | 37-41 | 32 | 15.5 | 5’7″ to 5’10” | 140-165 lbs |
| L | 38-42 | 34-38 | 41-45 | 33 | 16.5 | 5’10” to 6’2″ | 175-200 lbs |
| XL | 42-46 | 38-42 | 45-49 | 34 | 17.5 | 5’11” + | 210-225 lbs |
| 2XL | 46-50 | 42-46 | 49-53 | 35 | 18.5 | 5’11” + | 235-250 lbs |
- Small, 20602S
- Medium, 20602M
- Large, 20602L
- XL, 20602X
- 2XL, 20602Z
