Impact RACE Offset Air Draft OS20 Helmet has an OFFROAD Wired Helmet Kit for comfort, safety, with additional headroom. Features a 20° offset fresh air hose inlet and a top air system that cools and prevents dirt from entering your eyes. Comes with standard removable cheek pads and additional sizes for ideal fitting. Sizes from XS to XL cater to various racers. It includes an inintelligentin Gray Matter liner and customisable cheek pads for perfect fitting enabling racers to focus on the race. It offers a large eye port for exceptional track visibility, with a durable 1/8-inch polycarbonate shield. This US-manufactured helmet kit is wired with Rugged Radios. SNELL 2020 Certified, the shell is constructed from a proprietary American space-age Carbon-Kevlar tri-weave composite. It includes forward-facing chin bar vents and a fire-retardant Kevlar® chinstrap with a locking dual D-ring design. The .125in Clear Shield comes standard with a 3 position detent. It weighs 4.5 lbs.