Troy Lee Designs - A3 Lines MIPS Helmet (MTB)

Troy Lee Designs - A3 Lines MIPS Helmet (MTB)

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.

Specifications: It adds co-molded epp and eps for confidence when terrain changes or the pace picks up. You get mips® b-series rotational impact brain protection system for confidence when terrain changes or the pace picks up. There’s advanced layering 3-piece shell for confidence when terrain changes or the pace picks up. Engineered with 3-way magnajust® visor for confidence when terrain changes or the pace picks up. Backed by sweat glide system - eva wicking foam for confidence when terrain changes or the pace picks up. Designed for 2-piece ionic® comfort liner for confidence when terrain changes or the pace picks up. It adds 16 vents optimally tuned with the channeling of the helmet for confidence when terrain changes or the pace picks up. The design emphasizes Magnajust visor, helping the helmet feel cool, quiet, and secure over longer rides.

Why We Like It:

Comfort lands where it counts: steady shell feel, pads that settle in cleanly, and airflow you actually notice when speed drops. Vents move air at trail speed, not just in a wind tunnel, so ventilation keeps you cool at slower speeds on slow tech. You get the TLD blend of sharp...

Why It’ll Work for You:

This helmet solves the usual hang‑ups: a fit that dials quickly, cooling you can feel at lower speeds, and impact management tuned for both straight‑on and off‑angle hits. If you’re new to the category, think of it as a simple upgrade in safety and comfort - easy to clean, easy to maintain, and shaped to work with goggles or sunglasses without fuss. It’s a practical, high‑coverage option for daily riding and bigger weekends when pace and terrain change.

Variants / Options:

Color: Glo Yellow | Sizes from MD/LG to XS/SM

Key Features:

• 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
• Exceeds bicycle certifications: CPSC 1203, CE EN 1078, AS NZ 2063:2008.