• Kids Helmet's Head circumference : 50-56 cm (19.6-22") head circumference adjustable. Mostly suitable for Children 3-10 years old.This kids helmet is adjustable with a dial and straps. Side strap adjusters and adjustable rotary regulator assist with a proper fit.
• A great product for kids. Multi sports gear:As ideal cycling accessories for kids, the cool helmets are widely used in skating activities such as skateboarding, skiing,roller skating, inline skate, scooter, rollerblading, longboard and two wheel electronic board.
• Air-flow vents to keep child cool,effectively reduce wind resistance
• Full Protective:This kids helmet is adjustable with a dial and straps.High Quality, High-strength plastic.
• Note:
  1\Don't tip your helmet back on your head--in this position it's likely to fall off during a collision and leave your forehead unprotected.
  2\ To protect your forehead, your helmet should sit squarely on your head with the front of the helmet set low, about 1 to 2 finger widths above your brow.
  3\ Protective helmet for sports, not for racing.