DESCRIPTIONTo be the toughest guy on the block! This dinosaur-inspired bike helmet is painted with bright green dinosaur bones and footprint designs floating on a matte black background. It also features bright green 3D spikes extending from the front of the helmet and ending at the back of the head to round out the look. The helmets meet U.S. CPSC safety standards for bicycle helmets for ages 5 and up.Also meets ASTM F1492-08 for helmets used in skateboarding and roller skating.ADDITIONAL INFORMATION- Approvals: CE EN 1078; CPSC Bicycle, ASTM F2032-15 BMX- 8 vents - Material: EPS shell - Occipital support and adjustment - Adjustment: nylon straps - 3D-molded shell - Sizes: 48-52 cm - Weight: 760g