Troy Lee Designs A2 Decoy Mips Bike Helmet

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The first in its class to offer both slow and fast impact protection, the Troy Lee Designs A2 Decoy Mips bike helmet also earns high comfort marks with an updated wicking, odor-resistant liner.

  • Features

    • Rotational motion can cause brain injuries; with Mips®, a low-friction layer slides 10 to 15 mm in all directions, reducing rotational motion to the brain during impact
    • Offers dual-density EPS co-molded with EPP for impact energy management at low and high crash speeds as well as everything in between
    • X-STATIC® pure silver comfort liner helps keep odors at bay and wicks moisture
    • Multipurpose cam-lock adjustable stabilizer
    • Full spectrum adjustable visor
    • Anodized aluminum hardware
    • Certified for the following standards: CPSC 1203, CE EN 1078, AS NZ 2063: 2008


    To find your size, position a tape measure just above your ears and about 1 in. above your eyebrows. Keep the tape level to measure the circumference around the largest part of your head and then find the corresponding size in the Technical specs info.
    View all Troy Lee Designs Mountain Bike Helmets
  • Technical Specs

    Best Use

    Mountain Biking

    Helmet Style

    Mountain Bike

    Helmet Construction


    Shell Material

    Polycarbonate-reinforced shell liner

    Head Circumference

    XS/S: 20.5-22 inches

    M/L: 22-23.2 inches

    XL/XXL: 23.2-24.4 inches






    XS/S: 11.1 ounces

    M/L: 12 ounces

    XL/XXL: 12.9 ounces



  • Reviews
    21 reviews with an average rating of 4.5 out of 5 stars

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