Featuring a factory-installed port, the Impact Racing 1320 Top Air Helmets provide continuous fresh air and cooling comfort while minimizing fog and contaminates. Impact Racing 1320 Top Air Helmets features Impact's exclusive "Intelligent Gray Matter" padding, which is a variable-density, single-piece inner liner upholstered in fire retardant soft-knit Nomex. The Impact Racing 1320 Top Air Helmets offer many of the features and benefits that have made Impact's helmets a "must have" safety item for racers in all forms of motorsports. The Impact Racing 1320 Top Air Helmets are a custom hand-crafted fiberglass shell manufactured to SA2015 helmet standards and provides racers with an affordable helmet without compromising safety or quality. Featuring Impact's exclusive wide eye port, the Impact Racing 1320 Top Air Helmets also includes interchangeable cheek pads for a customized fit. A fire retardant Kevlar chin strap with dual D-ring closure and 1/8" polycarbonate shield with three-position detent finish off this value-packed helmet.