Unique cartoon design 3D: Children's helmet with bright colors and cute dinosaur teeth built in to improve your child's courage, energy and enthusiasm during sports. Construction and material ;riau: cartoon helmet of dinosaur with PC+EPS. Soft and comfortable corners, can effectively protect the child's head. High security In-Mold Unibody technology, starts with good habits. Adjustable fit with adjustable rear wheel for optimal fit Humanized design : the ergonomic interior padding is comfortable and safe, 6 ventilation openings to keep your head cool. Unique cartoon design 3D for children to understand 3D animals and imagination, have a lot of fun Adjustable size: suitable for heads between 48-52 cm (suitable for children aged 5-10). Please note that this is an instruction only. We always recommend that you measure your child's head before ordering. Dial back for optimal fit and comfort. 3 colors to choose from. ÉMultisport Equipment: The protective helmets for children are flexible and suitable for multisport activities such as skating, cycling, rollerblading, skating and skating, snowboarding, skiing, rollerblading. It provides security protection. for kids. Ideal gift for children. Description: Name: Multi-functional sports helmet. Net weight: about 253g. Uchimura: Polyester fiber. br />Housing: High-strength PC. Buffer: High-density EPS. Process; : one-piece moulding. Head circumference: approximately 48-52 cm. Internal dimensions: approximately 16 x 20.5 cm. Vents: 12 pieces. Gender: unisex. &Applicable age: 5-10 years old Battery: built-in button battery. Tail light mode: three flashing modes can be used. ; be adjusted. Contents: 1 safety bicycle helmet for children. Note: Actual color may be slightly different from the picture color due to different color setting. screen and lighting effects. The measurements being taken at by hand, the sizes indicated may vary from 1 to 2. 2 cm.