360 Degree Support: Mild compression ensures stability and improves balance between muscle groups for full support and prevents injuries from turning into more serious conditions. You can find the size chart in the picture. Pain relief: Helps reduce inflammation by increasing joint temperature, reducing pain from cruciate ligament injuries, osteoarthritis and kneecap problems. Fast Recovery: Optimal joint temperature increases blood circulation, improves oxygen delivery, and improves performance for faster recovery. Our knee braces are designed and manufactured to provide superior support and comfort without compromising the dog"s mobility. High-performance neoprene provides enhanced elasticity to better accommodate dog legs. Some dogs have sagging hips and the upper belt may slide back. Need more support Knee pads are made of 2mm neoprene and are fully flexible. Giving light pressure increases blood circulation and makes the recovery process faster. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.