Outer Shell - Polypropylene High - Impact Resistant outer shell.
Inner Shell - Moulded Foam reinforced with Shock - Absorbent sponge foam supports.
Inner Liner - Vents for free flow Air-Circulation and Sweat - Absorbent fabric to keep head dry.
Face Grille - Adjustable hardened powder-coated steel- wire face guard grill with moulded earpiece and chin-strap.