Zamp SFI 3.3 Socks - Black Size:Large The whole electronics package is

The whole electronics package is integrated into the helmet as well as the plug connecting to the radio

although the helmets are perfectly compatible with all hard wired Stilo DG and WRC series amplifiers

With its two integrated side ports

Nomex ® Mesh provides unmatched breathability and great for dirt/asphalt racing and general road racing

Each visor has a center pinch-clip to make opening and closing easy

Zamp SFI 3.3 Socks - Black Size:Large The whole electronics package isZamp Racings new Underwear Top and Bottom provide an additional safety layer under your race suit. Made using lightweight, breathable materials, our underwear is what we suggest racers wear below their fire suits.