Perfect Fit- Wider than regular blow up dog cone collars. Size L dog cones for large dogs, neck circumference16"-18". Recommended Border Collie, Beagle, Labrador, Golden Retriever, etc. MEASURE YOUR PET'S NECK CIRCUMFERENCE AND BUY A MORE APPROPRIATE INFLATABLE COLLAR!.Comfortable for Large Medium Small Dogs and Cats- Say goodbye to heavy and cumbersome cones, our dog donut collar full neck support and enables your pet an increased range of movement. It does not block dog's vision like traditional elizabethan collar for dogs. Which allows your doggie eat, drink, sleep, play at ease during the healing period. They can recover tress-..Pet Donut Neck Cone Prevent from Biting & Scratching- This inflatable dog collar is a perfect dog neck cone alternative after surgery. It provides a barrier around the neck, preventing bites and licks on wounds, and its inflatable feature is alot more lightweight and comfortable alternative to traditional cones. The soft dog cone is also scratch and bite resistant..Adjustable & Reflective- Keep the recovery dog collar in place by threading your pet's collar through the inner strips, and the adjustable hook-loop fastener for a secure, comfortable fit. And this dog head cone also has reflective design, more at night..Easy Cleaning & Store- Take off the liner and leave the collar coverlet in the washing machine and can easily be cleaned if needed. The soft material also doubles as a neck pillow, promoting a comfortable sleep for your pet. After use, it can be deflated and stored in the boxes. With this E-Collar on, the unique and cute donut shape makes it like a pet ornament instead of a dog head cone, your pet must be a million times happier with this.. [TIPS] 1. We recommend buying one size up when your pet's neck circumference falls between two sizes. 2. Use it with your pet's everyday collar to keep it on her/his neck. 3. Pinch the bottom of the tube, and blow to inflate, or squeeze to deflate.