NACOCO(TM) 2015 Donald Duck Dog Clothes the Spring and Autumn Clothes the New Pet Clothes Donald Duck Dog Clothes Suitable for autumn spring,warm comfortable breathable,Donald's design Must be able to give you a lot of joy XXLBack 15.7 Chest 20.5 Neck 13.8 inches S: Back 7.9 Chest 12.6 Neck 9.1 inches&lt;br /&gt;M: Back 9.8 Chest 14.6 Neck 10.2 inches It is recommended that you measure the length of a dog&apos;s back and chest, back length do not include the length of the neck and tail, chest circumference is the forelimb part of the perimeter of the widest. In the process of your choose and purchase, remind you note: pet clothing on the back should not be longer than the pet&apos;s actual back length. L: Back 11.8 Chest 16.5 Neck 11.4 inches;br /&gt;XL: Back 13.8 Chest 18.5 Neck 12.6 inches