Description: 【Quality Material】: This Kids Bike Helmet is made from quality PVC and foam material, offering breathability and comfort for long term use 【Comfortable Wear】: The Teens Skateboard Helmet features a hollow design for breathability, with a soft interior lining to ensure comfortable wear during use 【Comprehensive Bike Helmet Set】: The Roller Skating Helmet set includes 1 helmet, 1 pair of knee pads, 1 pair of wrist guards, and 1 pair of elbow pads to provide effective protection while riding 【Wide Application】: This Cycling Helmet set is great for various activities such as cycling, outdoor riding sports, skateboarding, roller skating, and more 【Practical Gift】: This Gear set makes a practical accessory gift for boys, girls, teenagers, or friends who are into active sports or outdoor activities Specification: Material: PVC, Foam Size Chart: Helmet: 29cmx20cmx13cm/11.42inchx7.87inchx5.12inch Head Circumference: 54cm-56cm/21.26inch-22.05inch Package Includes: 1 Kids Bicycle Helmet Set Note: Different batches may have an error of ±3cm