The Radix MIPS combines rugged style and durability to meet the demands of core trail riders, with the coverage, low weight and ventilation riders need to ride comfortably and confidently, all day. The highly adjustable Roc Loc 5.5 MIPS system allows you to customise fit/feel for enhanced stability and long-range comfort while providing an added measure of protection from dangerous rotational forces in the event of an impact. The P.O.V. visor offers 15 degrees of adjustment, and the tough polycarbonate outer shell is fused permanently to the EPS foam liner using Giro’s In-Mold construction process, to enhance durability and ventilation without excess bulk. Features MIPS (Multi-directional Impact Protection System) technology helps to isolate your head from the most damaging rotational forces in the event of a crash Extended coverage for back of the head protection, essential for the unpredictable nature of MTB falls Adjustable P.O.V. visor helps shield your eyes from the rain or sun 25 Wind Tunnel vents for a cool and comfortable wearing experience Cool-fit anti-microbial padding for added comfort and hygiene Specifications Construction Fit system Ventilation Padding Visor Protection Coverage Full-wrap In-Mold polycarbonate shell with EPS liner Roc Loc 5.5 MIPS 25 Wind Tunnel vents with internal channeling Cool-fit anti-microbial padding P.O.V. visor Integrated MIPS technology Deep coverage Size Guide Small Medium Large X-Large Head Circumference (CM) 51-55cm 55-59cm 59-63cm 61-65cm