Item Type: Outdoor Sports Kneepad Material: Nylon Product Color: BlackPackage List 1 x Knee Pad Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding. 1Manufacturing Material: High elastic and comfortable nylon fabric, knitted material, soft handfeel, and strong air permeability. 2Built In Silicone Anti Slip Strip: Built in silicone, which can effectively prevent slip. The upper part of the kneepad with silicone anti slip strip, so that the wear is not easy to fall off. 3Double Woven Texture Design: Double woven texture design can effectively relieve the pressure on the knee, making wearing more comfortable. 4Function Features: Elastic weaving, shock absorption and decompression, breathable and perspiration, automatically retract of the edge, knee enjoy safety protection. 5Automatic Retracting Of The Edge Technology: Adopt retracting of the edge technology, the edge is glossy and does not tighten the legs, comfortable exercise and durable.