Met gamer helmetintelligent fusion in moulding construction provides a robust and safe construction solution hypoallergenic internal foam pads anti pinch buckle and led light built into the occipital retention system are all part of the standard equipment on the gamer and so that the helmet has no problem keeping up with the child as he grows so quickly the size of the gamer can be adjusted with a simple size adjustment wheel from 52 to 57 cm head size featuressafe t e twist led light whi