Kruuse Rehab Knee Protector for Dogs KRUUSE Rehab Knee Protector helps dogs with lameness and joint pain to an improved quality of life This protector has both elastic and a stabilizing effect With the KRUUSE Rehab Knee Protector you can help the dog directly with supporting the joint and muscles until it is no longer deemed necessary The Knee protector is used for rehabilitation to improve movement and produce stronger muscles MEASUREMENTS MUST BE TAKEN. No two dogs are the same so use the size chart carefully to find the right size to fit your dog. If your dog is in between sizes go down one size.