Feature●(Breathability) Extremely breathable and comfortable to wear. It is also made of lightweight material so it wont get in the way while driving. The pads have elasticity and tension to reduce damage caused by impact during falls●(Comfortable to Wear) The interior is made of soft velvet fabric, so it is comfortable to wear with less discomfort. Thicken sponge, keep kids safe●Elasticity: The pad with elastic straps allows you to adjust it to fit your own preference, so you can wear it over your clothes. Great protection for your head, palm, wrist, elbow and knee●Impact Reduction: The curved parts have excellent fit and excellent durability. Effectively reduces impact caused by falls. Reinforced plastic palm side reduces damages caused by impacts. Also prevents injury to the palm●Protector Details: Reference age: 4 - 16 years old; Reference weight: 44.1 - 110.2 lbs (20 - 50 kg). You can safely play skateboards, bikes, kickboards, and moreDescription Bicycle Supporter Protector, Strider, 6-Piece Set, Roller Skate, Board, Skateboard, Bike, Bicycle