Description: - 【Reliable Material】: This Kids Bike Helmet Set is made of PVC and Foam materials, which are breathable and suitable for long term use - 【Comfortable to Wear】: Roller Skating Helmet is designed for children, lightweight, and comfortable to wear - 【Wide Application】: This cycling helmet set is suitable for various activities such as cycling, outdoor cycling, skateboarding, roller skating, etc - 【Practical Gift】: This Balance Bike Gear is a practical accessory gift for boys and girls who love sports or outdoor activities - 【Full Bike Helmet Set】: This Skating Helmet Protector includes 1 helmet, 1 pair of knee pads, 1 pair of palm guards, and 1 pair of elbow pads, providing effective support during cycling activities Specification: - Material: PVC Foam Size Chart: Helmet: 26 cmx19.5 cmx15 cm/10.24 inchx7.68 inchx5.91 inch, Head Circumference 53 cm/20.87 inch Knee Pads: 14 cmx10 cm/5.51 inchx3.94 inch, Width When Straps are Unfolded: 28 cm/11.02 inch Elbow Pads: 12.5 cmx8.5 cm/4.92 inchx3.35 inch, Width When Straps are Unfolded: 25.5 cm/10.04 inch Palm Guards: 12.5 cmx9.5 cm/4.92 inchx3.74 inch Package Includes: 1x Helmet 1 Pair of Knee Pads 1 Pair of Palm Guards 1 Pair of Elbow Pads Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.