Such protector has excellent wear resistance, impact resistance and light weight. It can fit your elbows, palms and knees to enhance the comfort of exercise. With this protective gear, your child can be fully protected and sports injuries can be effectively reduced. And the adjustable design can be adjusted to the most suitable size for children. Made of high quality plastic material, it is durable. This product is available in many sizes. It is suitable for outdoor activities such as skateboarding, roller skating, skateboarding and so on. Item Name: Protective Gear Material: Plastic Features: Compact, Easy to Carry, Durable, Comfortable Size Details: Helmet, Length: 26cm/10.24", Width: 19.5cm/7.68", Height: 15cm/5.91", Head Circumference: 53cm/20.87" (Approx.) Knee Pads, Length: 14cm/5.51", Width: 10cm/3.94", Unfolded Width: 28cm/11.02" (Approx.) Elbow Guard, Length: 12.5cm/4.92", Width: 8.5cm/3.35", Unfolded Width: 25.5cm/10.04" (Approx.) Palm Guard, Length: 12.5cm/4.92", Width: 9.5cm/3.74" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Helmet 2 x Knee Pads 2 x Elbow Pads 2 x Palm Guards