Product name: Patellar knee joint loop<br> Product size:calibre7.5in(resilience)<br> Product color: As shown in the figure<br> Product material: silica<br> product features:<br> 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images.<br> 2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only.<br> <br> Shipment includes:<br> 1 set Patellar knee joint loop