Simpson Helix Suit - Black/Gray Size:2X-Large the K1 FLEX Tech Layers

the K1 FLEX Tech Layers are quickly becoming the top choice of racing underwear throughout all forms of racing

The Zamp RZ-37Y Youth Graphic SFI 24

Integrated speaker and boom mic pockets

the fire rating cannot be “washed out”

Simpson Helix Suit - Black/Gray Size:2X-Large the K1 FLEX Tech LayersThe Helix Racing Suit belongs to our DNA strand of high performance racing products. Simpson's DNA products are designed with athletic performance enhancing features engineered to reduce weight and driver restrictions. SFI 3. 2A 5 certified DuPont and Nomex fabric 270 degree arm and back gussets Knee and inner thigh stretch panels Lower back stress relief panel Upper back ventilation port No bulk, weight saving patch pockets and embroidered trim and