1. Pain relief: Helps reduce inflammation by increasing joint temperature, reducing pain from cruciate ligament injuries, osteoarthritis, and kneecap problems.2. Fast Recovery: Optimal joint temperature increases blood circulation, improves oxygen delivery, and improves performance for faster recovery.3.Veterinary Quality: 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. Check out the [Ortocanis Knee Fastening Belt Bag] to find out if your dog needs it.4. Need more support? Ortocanis knee pads are made of 2mm neoprene and are very flexible. Giving light pressure increases blood circulation and makes the recovery process faster. If you need more rigidity and stronger supportXS: suitable for leg length 16cm; S: suitable for leg length 20cm; M: suitable for leg length 25cm; L: suitable for leg length 30cm.