Recommended for ages 3-5; fits head sizes 48-52 cm Flexible rubber mohawk with green tips Dinosaur graphics CPSC compliant This dinosaur-inspired bike helmet has black dinosaur skeleton images printed over the entire helmet white is a brite green. It also features an eye-catching 2" tall bendable black 3D mohawk with bright green tips. Perfect for tearing it up like a dinosaur on a bike, scooter, or skateboard. Recommended for ages 3-5 years old with heads measuring 48-52cm