The A1 helmet was celebrated for being the most comfortable helmet ever made. The A2 helmet is renowned for being one of the most ventilated and safest helmets on the market. Years of experience with these helmets have now resulted in the most advanced half-shell trail helmet ever produced - the A3. Safety, style, and superior comfort have been taken to a new benchmark with this model. It's so comfortable that you won't want to take it off. Featuring MIPS® Multi-Directional Impact Protection System that provides industry-leading protection against angled impacts. The dual-density EPP + EPS inner helmet shell offers top-notch protection against high and low-speed impacts. The Fidlock® magnetic buckle allows for easy one-handed opening and closure. Breathable, antimicrobial X-Static® helmet padding enhances comfort. Integrated sweat management. Large intake and exhaust ports with internal ventilation channels provide maximum cooling performance. A new 3-position adjustment system enables a precise fit. The extended rear shell provides optimal protection for trail and enduro use. Patented 3-position visor adjustment system allows for goggle placement. Compatible with large sunglasses for seamless use. Exceeds certifications: CPSC 1203, CE EN 1078, AS/NZS 2063.