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This helmet is Mips Rated


Troy Lee Designs

A3 Helmet Uno Black

A3 Helmet Uno Black

Regular price $319.99
Regular price Sale price $319.99
+ LOYALTY MEMBERS receive 1599 Points
  • A3 Helmet Uno Camo Blue
  • A3 Helmet Uno Glass Green
  • A3 Helmet Uno Red
  • A3 Helmet Uno Water
  • A3 Helmet Uno White
  • A3 Helmet Uno Black

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So comfortable you won't ever want to take it off.

A3 Helmet W/MIPS

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. Highest possible score (5-STAR) from Virginia Tech helmet safety lab so you can feel confident in all conditions.

This helmet is designed and intended exclusively for use by bicycling activities, including mountain biking and off-road cycling.

Complete the Look

Total Price: $0.00

First, choose your products.


- Co-molded EPP and EPS

- Mips® B-Series Rotational Impact Brain Protection System

- Advanced layering 3-piece shell

- 3-Way Magnajust® visor

- Sweat Glide System - EVA wicking foam

- 2-piece Ionic® comfort liner

- 16 vents optimally tuned with the channeling of the helmet

- Premium 3D Fidlock® magnetic buckle system

- Composite smart shear screws

- 415G

- Certification - CPSC 1203, CE EN 1078, AS NZ 2063:2008.

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