Bike helmet for kids is suitable for children aged 3-8. The helmet built-in regulator can adjust the size of the head circumference. Suitable for head circumference: 50-56cm/19.7"-22". Manufacturered by Mano. This set of kids helmet is with features of strong impact resistance air vent design and inner shock absorption cushioning lining breathable and comfort for kids/teens wear bring comprehensive security experience. The helmet is appropriate for inline skating skateboard riding bikes scooters roller blading riding a scooter and other extreme sports. Package includes: helmet x 1 wrist pads x 2 elbow pads x 2 knee pads x 2.