Thickness: Approx. 0.8 inches (2 cm). The special shock absorbing material "EVA" protects your body from strong impacts. EVA is a special 0.8 inch (2 cm) thick shock-absorbing material that disperses and absorbs impacts. High impact dispersion performance provides protection during falls. The EVA on the hips, coccyx, hips, back thighs, and exterior, protects the body and helps prevent injuries. Special mesh treatment for breathability prevents stuffiness. The front has a special mesh treatment for excellent breathability. Ventilated to allow your lower body to breathe with the movement of your body, making it comfortable to wear without stuffiness. (Velcro closure system for an excellent fit. The Velcro around the waist allows for a snug fit. Easy to adjust to the position you want to move in. Flexible design allows for freedom of movement even when tricking. The cushioning pad is placed in a spot shape that moves flexibly with your body. So it will not interfere with your freedom of movement even when you need a "twist" ride. Recommended for a wide variety of occasions, such as bikes, bicycles, pocket bikes, snowboarding, snowboarding, skateboarding, fishing, beginners, and more.