Weight 1550 + -50 g. Material technopolymer Lining Replaceable inner lining Replaceable cheek pads Antiallergic substance Buckle Micrometric buckle Approval Double approval P / J visor Scratch-resistant visor Scratch-resistant sun visor Scratch-resistant visor transparent prepared for Pinlock (not included) Ventilation One on the upper shell & one in the chin area A rear air outlet Additional Information Removable chin guard Wind deflector Removable nose guard