Zamp introduces the new Snell SA-2020 certified helmet. This model comes with One Round Top Air Inlet Accessory to run forced air.? This lightweight helmet offers superior fit, finish, and features with the best value on the market! The RZ-36 includes a removable/washable interior, allowing the wearer to replace with a new liner due to harsh driving conditions or create a custom fit. Loaded with features, this model offers safety at an unseen value.