PetStrong Inflatable Protective Recovery Collar - Premium Durable Scratch and Bite Resistant, Best Complete Comfort for Your Dog, Gray Great for dogs recovering from surgery or wounds and will not mark up floors or furniture PetStrong collars are washable, built for comfort and a easy-to-use The inflatable collar offers protection and lets your pet move comfortably and gives a built-in pillow for his head Attaches to your pet's collar with three inner loops; hook and loop closure adjusts for a snug fit Medium collar fits necks 10"-14"; suitable for Border Collie, Spaniel and similar breed size