Bell full 9 fusion mtb helmet mipsconfidence is the key to taming the trail, and nothing helps you find it quite like the full 9 fusion mtb helmet from bell, now with added mips for the ultimate protection.that legendary safety feature is detailed in full below, and theres plenty of other features here that make the full 9 an absolute essential when it comes to full face helmets. The padding, which does such a good job of dispersing energy in the event of a collision, is quick to dry with x static tech keeping you fresh, while the fibreglass shell is tough enough to withstand pretty much anything. Ventilation, meanwhile, comes via ten helmet vents and three brow ports to keep you cool and wick sweat away from the skin at incredible speed.what is mips? Mips is a brain protection systemrotational motion can cause brain injuriesthe low friction layer allows a sliding movement of 10ndash15 mm, in all directions, reducing rotational motion to the brain during impactmips adds protectionfeaturesfibreglass shelloverbrow ventilation, with air channel matrix for full head breathabilityquick drying x static paddingmips protection includedflying bridge visor1080 grams size mbuy bell protection from chain reaction cycles. The world's largest online bike store.