Model 903(Enwrap with leather) The shell: Made up of ABS project plastic material, Aerodynamic shell design ,Can bear big impact and penetration; The Middle layer: Made up of famous EPS material, have good absorption of crash energy; The Inner layer : Easily removable liner and cheek pads for washable; The Visor: Its photic percentage is more than 85%; The Belt: Nylon fabric. The Buckle : Quick Release buckle