The A1 helmet has been celebrated as the most comfortable helmet ever made. The A2 helmet is known as one of the most ventilated and safest helmets on the market. Years of experience with these helmets have now led to the most advanced half-shell trail helmet ever produced – the A3. This helmet sets a new benchmark in safety, style, and superior comfort. It's so comfortable that you won't want to take it off. Featuring MIPS® Multi-directional Impact Protection System for industry-leading protection against angled impacts. The dual-density EPP + EPS inner shell provides top-notch protection against high and low-speed impacts. The Fidlock® magnetic buckle allows for easy one-handed opening and closing. Breathable, antimicrobial X-Static® helmet padding enhances comfort. Integrated sweat management system. Large intake and exhaust ports with internal ventilation channels for maximum cooling performance. New 3-position adjustment system for precise fitting. Extended rear shell for optimal protection during trail and enduro rides. Patented 3-position visor adjustment system with space for goggle positioning. Compatible with large sunglasses for seamless use. Exceeds certifications: CPSC 1203, CE EN 1078, AS / NZS 2063.