Troy Lee Designs A3 Uno 2026 MIPS Adult MTB Helmets asphalt tyach club BOA closure makes for easy

BOA closure makes for easy on/

sealed bearings provide smooth and consistent brake action and resist against wear and tear from the elements

Front chin vents with metal mesh intake and exhaust bents

Dense bio-foam protection of the spine and other key areas of the back

Troy Lee Designs A3 Uno 2026 MIPS Adult MTB Helmets asphalt tyach club BOA closure makes for easyTroy Lee Designs A3 Uno 2026 MIPS Adult MTB Helmets Head of the class, A3 leaves nothing to chance by setting the modern standard in protection and fit as demanded by Troy Lee Designs athletes. Equipped with Mips protection, the co molded EPP EPS design features sixteen vents to optimize airflow making for a helmet that is so comfortable it practically disappears on your head. Co molded EPP and EPS Mips B Series Rotational Impact Brain Protection