Leatt dbx 2.0 helmeta helmet that minimizes the risk of brain injury with a 30% reduction in head impact at concussion level and a 40% reduction of rotational acceleration to your head and brain. The dbx 2.0 helmet comes with an ultra protective polycarbonate shell and is lined with dri lex specialised foam which is moisture wicking, breathable and anti odour plus can be washed. The top of the helmet comes with 20 vents for maximum ventilation.featuresmaxiflow air channelsvisor comes with breakaway function20 vents360 degree turbine technologyreduces 30% of head impactreduced 40% of rotational accelerationdri lex helmet liningpolycarbonate shell constructioncertified to en1078, cspc 1203weighs 300gbuy leatt protection from chain reaction cycles. Ride. Eat. Sleep. Repeat.