?How to Measure Dogs Neck Neck circumference: Use a soft tape measure to wrap it around the dog's neck tightly enough. ? Depth: Measure the distance from the neck to the snout.Then you will find suitable dog cone for your lovely pets from size chart. ?5 Different Sizes Pet Cone?There are 5 different sizes availalbe for a perfect fit. Suitable for different ages or sizes of dogs, Meet your different needs. Please refer to our size chart before ordering, if your pet's measurement is close to the maximum please order a larger size. ?Adjustable Dog Surgery Collar?The upgraded dog recovery cones has adjustable buckles.It's easily adjust according to the size of the pet's neck. You only need to press the adjustment buckle lightly to adjust the appropriate size easily, and it can prevent the dog breaking free from dog cone to licking the wound. ?Partition Velcro Design?The dog donut collar has velcro design,it is different than other dog cones. The Velcro is divided into two sections, which can be easily folded when the pet is drinking or eating will not obstruct your pet's view. ?Soft Cone for Dogs After Surgery?Dog cone collar made of Sandwich mesh. Due to the special 3D structure, the dog cone collar is breathable and comfortable. Pets can sleep comfortably while wearing them, making dog recovery collars an ideal choice for their speedy recovery.