... Helmets With High Quality 1.ABS/PP outer shell available 2.PC ,PET visor can choose AD-161 Cheap Motor Cycle Open ... High Quality Features:1.ABS ,PP material can be chosen.2.PC ,PET visor available ,depends on customers choose3.D-ring retention ... sponge, they are removable and washable5.2 adjustable ventilation ,top and bottom , made by PP/PC, assembled by screw or melted by ...