Comfortable fit on head and ears: Semi-enclosing plastic safe, reliable and stable, individual fit through adjustment system. Finely balanced ventilation system: Ideal ventilation through 7 vents forced air cooling technology for a pleasant head climate. Whether urban cycling, BMXing, skateboarding, scootering or roller skating, enjoy maximum protection with our tough, ABS injection-moulded outer shells and multi-vented design dial-fit adjusters. Equipped for the big city: City helmet with ABS hard shell technology in a modern, urban design for BMX riders, longboarders and normal city cyclists. Wrapped ears makes this helmet highly durable through the rigors of constant play.