High quality material: Soft EVA padded material with hard plastic panels and soft velor fabric pads inside. These durable materials with the breathable lining counteract external pressure and protect children from scratches and choking. Set of protective equipment: Includes one pair of knee pads, one pair of elbow pads, and one pair of wrist pads. Safety Guarantee: The adjustable elastic straps can be flexible to fit different sizes of knee and wrist, and the protectors are closed with velcro fasteners, protect your body well. Range of use: for BMX, rollerblading, skating, skateboarding, cycling, play scooter etc. The protective set is the best gift for any child who is learning to skateboard, skate bike or anything else that needs protection. For size selection, please check the photo information to choose the size that suits you best. Due to factors such as manual measurement and display differences, there may be have slight differences between individual products and pictures, please excuse me.