Shark the streets park and boardwalk with the Raskullz Shark Attax child size multi-sport bike helmet (50-54cm). This shark-inspired bike helmet has large piercing eyes on the front of the helmet! The eye-catching 3D shark nose with menacing teeth across the front of the helmet and a scaly dorsal fin sticking up on the top of the helmet will make your little rider look like a real shark! This radical helmet says Don t mess with this little Sharky! Recommended for ages 5-8 years old with heads measuring 50-54cm.