ZenPet Pro Collar Comfy Pet E-Collar for Dogs 12 YEARS OF VETERINARY USE: Designed to protect your pet from reaching injuries, rashes, or post surgery wounds. DURABLE: Outer protective jacket lined with a durable canvas material to resist bites and scratches. EASY TO INFLATE: Just locate the valve on the side of the collar, pinch and blow. COMFORTABLE: Protects while maintaining visibility, comfort, and the ability to eat and drink COMES IN 6 SIZES: X-Small, Small, Medium, Large, X-Large, XX-Large