Product size about : Adjustable Product color: As shown in the figure Product material:Polyester product features: Dual elastic straps provide targeted pressure to stabilize the patella and prevent slippage during activities like running and fitness. Built-in 12mm thick silicone pad offers excellent shock absorption, reducing joint compression and discomfort. Lightweight, knitted fabric ensures breathability and sweat-wicking, keeping legs dry and cool to avoid overheating. Adjustable hook-and-loop closure allows for a customized, snug fit on various leg sizes, ensuring it stays secure during movement. Designed with a curved shape that contours to the knee for comfortable, all-day support and ease of movement. 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 pc Sports patella strap