<br><b>PLEASE MEASURE YOUR PET SIZE BEFORE YOUR PURCHASING,A LITTLE BIGGER SIZE WILL BE MORE COMFORTABLE FOR YOUR PETS</b> <br>How to properly determine size:To find the right size collar, you will need TWO measurements <br>1. neck circumference,use a soft tape measure or piece of string and wrap it snugly around the base of your dog’s neck--snug enough so that you cannot fit any fingers under the measuring tape. <br>2. The size in inches from the neck to the snout <br>If any of the measurements are 'between' two sizes, choose the larger size.For instance, if your dog’s neck measures 13” inches order an 11”-16” inch adjustable collar. <br><b>Size Chart:</b> <br>Size XS--neck girth: 7.5~7.9 inch；depth：3.9 inch <br>Size S--neck girth: 9.8-10.2 inch；length：4.1 inch <br>Size M--neck girth: 11.0~11.4 inch；length：4.3 inch <br>Size L--neck girth: 12.2~13.0 inch；length：4.7 inch <br>Size XL--neck girth: 13.3~13.8 inch；length：6.3 inch <br>Size XXL--neck girth: 14.1~15.0 inch；length：7.5 inch <br>Size XXXL--neck girth: 15.3~16.1 inch；length：7.8 inch <br> <br><b>Deatils:</b> <br>1.Material: Made of Cotton Flannel & Plastic,high quality guaranteed <br>2.Provides overall protection for your pet <br>3.The size is subject to be change by varying the fastening tape, Suitable for medium and small pets Safe and convenient <br>4.Package Included: 1 x Pet Collar <br>5.Note:Light shooting and differnent displays may cause the color of the item in the picture a little different from the real thing.The measurement allowed error is 1-3cm.