2cm thick EVA padding provides maximum protection for kids. It helps to guard the hip and tailbones of our children against shattered when falls down or slides down, ensuring your kids to enjoy sports safer. Nice for cycling,skating, skateboarding and more. Features: 20mm EVA foam padding, provides maximum protection and strong impact resistance. Triangle design with extended padding ensure full and safe guard of hip and tailbones. Adjust strong adhesive fastener tape for a cozy fit. Quality buckle is easy to take on and off. Waist Circumference: 55 - 90 cm / 21.7 - 35.4 in, Age: 3 - 12 years old. Suitable for skiing, ice skating, roller skating, skateboarding, skating, snowboarding, scooter, etc. Specifications: Material: EVA + Polyester Color: Black / Pink / Blue / Yellow ( optional ) Product Size: 25 * 48 cm / 9.8 * 18.9 in Product Weight: 120 g / 4.2 oz Waist Circumference: 55 - 90 cm / 21.7 - 35.4 in Package List: 1 * Butt Pad