Three exclusive colour combinations from the i:SY colour palette are made for the urban helmet design of the HUD-Y. The helmet also has plenty to offer technically. A four-shell in-mould design guarantees a permanent connection between the outer shell and the shock-absorbing EPS foam. The integrated peak takes care of sunlight management. A special highlight is the detachable magnetic rear light with four light modes, which is conveniently rechargeable via micro-USB. An advantageous fit, high wearing comfort, low weight, excellent ventilation and a practical FIDLOCK magnetic buckle round off the HUD-Y BY i:SY.