Features: Airvanced Ventilation™; A customizable airflow venting system that allows the rider to control the helmet’s climate Quick Clip™ II Ear Pads; Simply snap in place & you’re ready to ride Goggle gasket; Fully removable, waterproof/breathable shield eliminating the gap between goggle & helmet REDphones™ Compatible Air Pad Fit System ASTM 2040 & CE 1077B Certified Ultra Lightweight In-Moulded Polycarbonate Shell The Avid is a minimalist masterpiece, packaging RED's Air Pad™ Fit System & one-handed vent controls for convenient heat release in a smooth & clean design. Lightweight, with total protection.