Packaging: 1 child dinosaur helmet Recommend Age: S:19.6"-20.8",50-54cm, suitable age 2-8 years old; M: 21"-23" 54-58cm, suitable age 8-13 years old.for size M, there is a extra lining,belt length adjustable Safety: This kids helmet features shock-absorbing and impact resistant, material use tough PC and EPS foam which help absorb the impact and protect the head during impact. Dinosaur design: Cute 3D cartoon dinosaur pattern that makes kids love helmets,it's a great safety guards for outdoor sports like skating and cycling. Perfect gifts: As an ideal skateboard accessory, this skate helmet can also be used in many outdoor activities, such as roller skating, inline skate, scooter, cycling, rollerblading, long board and two wheel electronic board. 1.Packaging: 1 child dinosaur helmet 2Recommend Age: Children from 2 to 13 years old. 3.Type: Kids dinosaur helmet 4.Material: PC and EPS 5.Weight:280g Perfect gifts: As an ideal skateboard accessory, this skate helmet can also be used in many outdoor activities, such as roller skating, inline skate, scooter, cycling, rollerblading, long board and two wheel electronic board.