Walkin' Pet Splint for Dog, Canine Rear Leg Fits dogs 40-65lbs with a measurement of 8 from end of longest toenail to just above hock joint, total length of splint 11.25 Provides stability for weakness from injury or arthritis Sturdy, lightweight design features cushioned interior and adjustable Velcro straps for secure fit The splint extends under the dog's pawto stabilize digit or toe injuries, knuckling or nerve damage. Ideal for supporting fracture or sprains.