Nutcase sets the standard for fun in children's helmets. The all-new Little Nutty met raises the bar even higher with industry-leading MIPS safety, plus it's filled with Crumple Zone EPS protective foam. Now in two sizes, the Little Nutty ensures ultimate fit and comfort for children aged 3 and over. With 15 new designs and 11 contoured vents, we don't just want kids to look cool, we want them to stay cool.