Eruner Kids' Roller Protective Guard,6 PCS Kid's Roller Blading Wrist Elbow Knee Pads Blades Guard for [Sports Cycling Roller Skating] 6 Pcs roller skating pads include: 2pcs knee pads - Approx. 4.7 x 3.9 inch (L * W), 2pcs elbow pads - 4.3 x 3.8 inch and 2pcs wrist pads - 5.1 x 3.1 inch Made of durable, soft EVA padded material with plastic plates, comfortable and protective Suitable for roller blading, skateboard, biking, minibike riding, and other extreme sports Adjustable strap system for a custom fit, pads fit for kids about 3-6 years old