Schuberth C4 Pro Magnitudo Helmet Features: The outer shell of the helmet combines the best aerodynamic shape with consequent protection Coolmax fabric on the inside of the liner is responsible for the moisture wicking effects, providing a comfortable inner helmet temperature for the rider Wind noise is low with the C4 Pro, both for race-riding and during long touring rides. The C4 PRO produces practically no uplift even at speed Integrated sun visor, freely adjustable in seconds Compatible with the SC2 and SC1 communication systems Helmet shell developed in the wind tunnel for outstanding aerodynamics. A complex multi-channel ventilation system inside the helmet shell also ensures a pleasant flow of air Made from S.t.r.o.n.g. fiber Drop Down Internal Visor Pinlock Ready Ratchet style chin strap Removable Washable Cheek pads Anti Scratch Shield Antibacterial Liner D.o.t. Approved