Troy Lee Designs A3 AS Helmet UNO White

$389.99
Size Chart

NUMBER ONE FOR COMFORT

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
  • Advanced layering 3-piece shell
  • 3-Way Magnajust visor
  • TLD Sweat Glide System - EVA wicking foam
  • Premium 3d Fidlock magnetic buckle system and composite smart shear screws