Met Gamer When they get too big to have bunnies and fairies on their helmets but are still not big enough to fit an adult lid, the Met youth models fill the gap and provide all the features of a proper, grown-up cycle helmet, just in a slightly smaller size. The gamer has nice rounded lines and more contemporary graphics for a less childish look, and that"s reflected in the fully featured design, with great coverage, Met"s In-Mould Intelligent Fusion construction, flow-through venting, integrated LED rear light and a two year warranty. Good-looking helmet, sized to fit older kids and young teens and offer superior protection and comfort. Fits head sizes from 52 to 57cm in circumference.