This lovely bike helmets are specially designed for Kids / Child Multi-sports Head protection. Tough and durable material which would help absorb the impact and protect the head during impact to reduce your child risk of injury while biking on or off road. Easily adjusts Vertically and Horizontally for a tighter & snugger fit due to its ADJUSTMENT SYSTEM with a FIT DAIL.perfectly for boys and girls age 3-7. It doesn't fit kids of 8 years and above. , 10 vent holes for cooling air flow even in the middle of summer! The soft strap is fully adjustable and the quick-release clip keeps the helmet securely in place without risk of face scratches or abrasions.There are buckle absorbent pads inside the skateboarding helmet, which is removable and washable. These Kids Bike Helmets are flexible and suitable for Multi-sports activities, include cycling, skateboarding, snookering, inline roller skating. These helmets would be the essential protective gear for any outdoor sports-lovers. Lovely animal cartoon for children/kids. A good choice as the Children's Day, Christmas, Birthday, . The helmet make your kids more active. Applicable People: Child Season: Universal Model Number: Sports Helmet Style: Portable Type: Dinosaur World colour:Blue Material:PVC shell + high density EPS foam liner size:240 x 160mm, head circumference adjustment range: 50-53cm Package Contents: 1 x Children's helmet Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.