LEATT Helmet MTB 1.0 DH V21.1 Cactus

A lightweight full-face helmet with ASTM Downhill certification.The Leatt 1.0 DH is a full-face helmet with superior ventilation. The focus of this helmet is premium nbsp;safety and great value. Featuring 360 ̊Turbine Technology, the helmet is lined with turbines which nbsp;are 360 ̊moving discs constructed from an energy-absorbing shape and material, this tech has two nbsp;exclusive advantages, namely the reduction of rotational acceleration to the head and brain and the nbsp;absorption of energy upon impact at concussion level.Get full face head and brain protection at an amazing price. Downhill certified ASTM polymer shell in three sizesSuperior ventilationBrain injury reduction technologyReduces forces associated with concussionBreakaway visor function for additional rotational impact force reductionImpact foam for superior energy absorptionMoisture wicking, breathable and washable inner linerOptimal neck brace compatibilityCertified and tested: AS/NZS 2063:2008, ASTM F1952 ndash;10, EN1078, CPSC 1203360 deg; Turbine TechnologyReduced peak brain acceleration by up to 30% at impact speeds associated with concussionReduces peak brain rotational acceleration by up to 40%Weight: From From 850g (1.8 lbs)Sizing: #S (55-56cm ndash; 21 5 frasl;8 - 22 rdquo;), #M (57-58cm ndash; 22 frac12; - 22 frac34; rdquo;), #L(59-60cm ndash; 23 frac14; - 23 5 frasl;8 rdquo;), #XL (61-62cm ndash; 24 ndash; 24 frac12; rdquo;)