PAWZ Road Pet Clothes Cold Weather Dog Vest for All Kinds of Dogs Sweet Pet Revised Size Chart Since December 18th, Please Refer to the 3rd Image of our new Size Chart Water Resistant Outer layer/ Soft and Warm Inner Layer The O-Ring on The Back is Not Sturdy Enough, So Plz Don't Use it As a Walking Dog Leash Harness Zipper closure makes it easy to wear and take off Size Chart been Mix up by other sellers. Plz Choose Seller Sweet Pet For USA Standar Size Guarantee