Composed of a lightweight, precision molded polycarbonate shell, the MSR MAV-1’s core is intertwined with molded-in dome ribbing for increased structural integrity. The comfortable, color-matched “quick snap” liner and cheek pads incorporated into the helmet’s design are easily removable and washable. Air inlets and dual-molded exhaust ports ensure airflow through the shell’s interior, providing comfort to you riders. Also, the addition of the hi-air velocity chin vent with a dirt filtering synthetic and metal mesh screen creates more airflow throughout the helmet but also protects riders from flying debris. The MSR MAV-1 is Snell 2010 and DOT certified. The retail price is $149.95.