BIAL-SG Kid's Roller Blading Wrist Elbow Knee Pads Blades Guard 6 PCS Set in Black Special design for children. Set of youth knee,wrist and elbow pads. Kid's Roller Blading Wrist Elbow Knee Pads. Material: Made of durable, soft EVA padded material with plastic plates. Adjustable hook and loop strap system.