Feature●Material:PE Plastic Shell,Very Sturdy, Inside with EVA Foaming Fabric,Wear-resistant and Shock-resistant,Protect Main Body Part Effectly●Size: One size Fits for 3-10 Years old Children,Perfect Childrens Day,Christmas,Birthday,Anniversary Gift●Freely Adjust Waist by Velcro Waist Strap and a Small Button Waist Strap at the Same Time●The knee Pads and Elbow Pads Use High Strength Wear Resistant Materials and Powerful Velcro,Flexible Design,all-round Protection for Children●Versatile: Can be used for Dirk Bike,Bicycles,Skiing and Ice Skating,Skateboarding,Cycling,Outdoor Sports, or any other Activity that Requires additional ProtectionDescription