Head of the class, A3 leaves nothing to chance by setting the modern standard in protection and fit as demanded by Troy Lee Designs' athletes. Equipped with Mips® protection, the co-molded EPP/EPS design features sixteen vents to optimize airflow making for a helmet that is so comfortable it practically disappears on your head. FEATURES SPECS FEATURES: MIPS rotational impact brain protection system Dual-density energy management EPP/EPS Fidlock buckle X-static antimicrobial/ wicking headliner provides superior comfort Integrated sweat management Engineered ventilation ports work in unison with channeling throughout the interior of the helmet Deep rear coverage optimized for all-mountain protection Patent-pending - 3 position adjustable visor w/ goggle stowage Designed to work with large riding sunglasses SPECS: Protection: Mips® B-Series Rotational Impact Brain Protection System Shell: Advanced layering 3-piece shell Visor: 3-Way Magnajust® visor Foam: Sweat Glide System - EVA wicking foam Liner: 2-piece Ionic® comfort liner Vents: 16 vents optimally tuned with the channeling of the helmet Buckle: Premium 3D Fidlock® magnetic buckle system Hardware: Composite smart shear screws Certification: CPSC 1203, CE EN 1078, AS NZ 2063:2008.