Renowned for its ventilation and comfort, this all-purpose MTB helmet from Leatt is fitted with 360 Turbine technology, offering great protection at a fair price. This fully ASTM DH certified helmet is the go-to choice for enduro and bikepark riders. Whether you're uphill, downhill, upside down, on an E-bike or a trail, the Leatt DBX 4.0 has got you covered. Designed with a full-face style and a removable mouth piece, this helmet offers outstanding ventilation. The convenient Fidlock® buckle ensures easy fastening. Crashes happen, and sometimes they can be hard. But there is a solution to minimize the risk of head and brain injuries. Get yourself the best helmet you can find, one that reduces both rotation and impact energy to your head and brain. Leatt helmets are equipped with 360 ÌŠ Turbine Technology. The lining of the helmet contains turbines, which are 360 ÌŠ moving discs made from an energy-absorbing shape and material. This technology offers two exclusive advantages: reducing rotational acceleration to the head and brain, and absorbing energy upon impact at concussion level. So, when you have your next crash, make sure you're protected by the best!DH certified Lightweight Polymer Compound shell in two sizes Brain injury reduction technology Reduces forces associated with concussion Maximized ventilation with 22 vents Removable mouth piece ventilation cover | Fidlock magnetic closure system Dri-Lex® moisture wicking, breathable, antiodor and washable inner liner Optimal neck brace compatibility Visor with breakaway function for rotational reduction in a crash In-molded EPS + EPO impact foam for superior energy absorption 360 Turbine Technology Reduced peak brain acceleration by up to 30% at impact speeds associated with concussion Reduces peak brain rotational acceleration by up to 40% Weight: From 850g (1.87 lbs) Certified and tested: AS/NZS 2063:2008, ASTM F1952–10, EN1078, CPSC 1203 Sizing #S (55-56cm – 21 5⁄8 - 22”), #M (57-58cm – 22 ½ - 22 ¾”), #L (59-60cm – 23 ¼ - 23 5⁄8”), #XL (61-62cm – 24 – 24 ½”)