Product size about : 51*25.5*5.5cm/20*10*2.1 Product color: As shown in the figure Product material:polyester product features: 1. This sports knee guard features built-in silicone anti-slip strips that keep it securely in place during activities like skating or cycling, so it won't slide down and distract you. 2. It includes thick PP impact pads that absorb shocks and reduce bumps, providing reliable protection against falls or collisions while moving. 3. The OK perforated fabric allows air to flow through, keeping your skin dry and comfortable even during long wear, so no sweating or discomfort. 4. With an adjustable magic tape design, you can easily customize the fit to match your leg size, ensuring a snug and supportive feel. 5. Perfect for various sports including rollerblading, biking, and more, it offers all-around safety to help you focus on your performance. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can contact us at any time. We will give you some suggestions, but for your reference only. Shipment includes: 1 /2pc Knee pads