The Andromed helmet is trendy with chic graphics. Highly affordable, it features HardShell construction that combines an ABS shell andEPS foam for maximum durability and shock absorption. The tightening knob allows you to adjust the helmet on your head very easily without creating painful pressure points. As for the passive ventilation, it helps prevent your ski mask from fogging up. Features of the Cairn Andromed: Construction: ABS shellEPS foamWheelFit System: tightening knobPassive ventilationRemovable, washable full liningWeight: 490 g This description is an automatic translation. Please contact us if you have any further questions. Helmet Cairn ---Andromed Mat Black Relief