So comfortable you won't ever want to take it off. The A3 mountain bike helmet is a new standard in premium mountain bike helmets with luxurious comfort, patent-pending innovations in safety, ventilation that will you keep you cool on the longest climbs with comfort and coverage to protect on the sketchiest of descents.
B-Series MIPS Rotational Brain Protection system creates an optimal 360 degree fit that can maximize the safety features built into the A3.
This helmet received the highest possible score (5-STAR) from Virginia Tech's helmet safety lab, so you can feel confident in all conditions.
Co-molded EPP and EPS
B-Series MIPS Rotational Brain Protection
Advanced layering 3-piece shell
3-Way Magnajust® visor
TLD Sweat Glide System – EVA wicking foam
2-piece Ionic® comfort liner for anti-microbial & sweat wicking properties that is also quick to dry
2-piece Ionic® comfort liner
16 vents optimally tuned with the channeling of the helmet
Premium 3d Fidlock® magnetic buckle system and composite smart shear screws