Provide protection --- The inflatable collar is a protective tool designed for dogs and cats recovering from surgery or wounds. Dogs and cats like to relieve discomfort by licking and biting, and it acts as a good protection to prevent your pet from biting through the wound. .Material --- Our inflatable collar is made of a short plush outer ring + PVC inflatable liner to ensure that it is comfortable to wear and does not irritate your pet's skin. It is also a good choice as a neck pillow. Your pet will happily accept it. .SIZE --- The Velcro can be easily and freely adjusted in length to fit your pet's size. size M fits neck diameter: 7-8 cm/2.75-3.14 inches and neck circumference: 25-36 cm/9.84-14.17 inch. .No obstruction of vision - more comfortable than plastic cones. It will not interfere with your dog's peripheral vision or their ability to eat or drink, your dog can eat, drink and play normally. .Easy to use and clean --- Blow up with your mouth when in use and simply deflate when not in use for easy storage. The PVC section and short fleece inside is removable. .