Certified by CPSC and ASTM: Meets CPSC and ASTM standards for bike helmets.• 3D helmet design amazes every kid. The inner EPS shell absorbs impacts and protects the head. Vents provide aerodynamic cooling to keep the head fresh. Adjustable nylon straps ensure a perfect fit. You already know how challenging it can be to convince a child to wear a helmet, which is why the Raskullz Helmets were created. These helmets combine advanced safety technology with fun and imaginative character designs. Raskullz Helmets are the first helmets that kids will WANT to wear, and parents can rest assured that they meet all safety requirements set by CPSC and ASTM. Unlike other helmet brands with flat graphics, Raskullz Helmets uses cutting-edge 3D technology to capture a child's attention. Stand out in a sea of plain helmets and prioritize safety with Raskullz. The belief is simple: Protect the head, ignite the imagination!