Troy Lee Designs A2 Mips Decoy HelmetThe Troy Lee Designs A2 Mips Decoy helmet is constructed from an aerospace filament reinforced shell liner, making it a light weight and versatile helmet designed for all-terrain. It features 7 vacuum outlets and large front and rear passages for increased air flow and moisture wicking, keeping your head cool and dry as you shred it up on the trails. The large eye port provides ample clearance for your glasses or goggles, providing multiple configurations for storage .FeaturesShell:Aerospace filament reinforced shell liner. Versatile lightweight all-terrain design.Coverage: Dual density impact liner with co-molded eps and epp providing safety at multiple impact velocities.Safety: MIPS rotational slip protection available on certain models. Intakes: 6 pressurizing intake passagesExhaust: 7 rear vacuum outletsVentilation: Large front and rear air passages coupled with deep internal channeling for maximum airflow and cooling efficiency.Rear Stabelizer: Multi purpose cam-lock adjustable stabilizer with +-20mm movement(60mm horizontal, 20mm vertical)Eyeport:Large eyeport and side clearance for perfect goggle or glasses fitment. Multiple configurations for glasses storage.Liner: Extra plush comfort liner with hydrolic foam and x-static fabric for quick dry moisture wicking performance.Customized Fit: Fixed side strap anchors for a no fuss perfect fit every time. Slimline flexible stabilizer arms.Hardware: Anodized aluminum hardware(colors vary model).Extras: TLD ultra breathable helmet bag with gear storage pouch. Accessory sticker kit and extra visor hardware included.SizingHelmet SizeExtra Smal/SmallMedium/LargeExtra Large/XX LargeHead Circumference (in)21.3-2222.4-23.222.6-24.8Head Circumference (cm)54-5557-5960-62Hat Size6 3/4-77 1/8-7 3/87 1/2-7/8How to Measure To find your perfect fit, measure the circumference of your head just above your ears and eyebrows using a cloth tape measure or a piece of string and a ruler. Use the chart above to determine the proper helmet size for you. | Troy Lee Designs A2 Mips Decoy Helmet Men's Size Small in Grey/Flo Pink