... approved 4.Many design and sizes 5.half helmet with good quality half helmet,dot helmet, motorcyclebike helmet1). Injected ABS Outer Shell. 2 ... ;S,M,L,XL6). Color: black, mauve, white, yellow, blue, deep blue, red, purple, royal gray, pink, silver gray7).Well designed ventilation ... /ctn Carton dimensions: 81*37.5*82.8(cm) half helmet