1.this helmet material is Nylon Plastic 2.packing: 1pc/poly bag 3.colour: customized Our factory mainly manufacture safety products. we can supply you good products with best price.Function:1.Outer shell is made of flame retardant materials 2.High temperature heat resistant,anti-impact,anti-abrasion,shock-absorption,fire proof 3.Comfortable amd convenient to wear 4.Prevent the head and neck of ...