Product Information Material: Nylon Package included: Only 1Pcs Knee Pads Adjustable Unique Bidirectional Support : ---Adjustment elastic straps provide customized fit and compression for all day comfort. High elastic cut-out straps, light and beautiful, moderate pressure and comfort. Wrap around the knees in all directions, close to the leg socket tightly wrapped comfortable and not tight. Lightweight and breathable:---Lightweight and breathable, cutout straps pressurized close to your knees, comfortable to wear.3D knitted fabric is comfortable, breathable and pressurized, and it is comfortable to wear all seasons. Strong Protection: ---Ergonomically designed knee pads with optimal compression technology for full protection. Buffer decompression, disperse knee pressure, improve blood circulation, and protect knee from injury. Suitable for Any Sports:---weightlifting, basketball, running, volleyball, hiking, etc. Note Please allow 2-3 cm difference due to manual measurement. Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding(1 inch = 2.54 cm)