Gentle Elegant Knitted Turtleneck Striped Pet Sweater Knitwear for Dogs & Cats This well-designed sweater will make your "baby" warm, comfortable, gentle,cute and handsome Size S: back length:about 7.8"; neck girth:about 8.3";chest girth:about 12.2" Please measure the size of your "baby" and have a look at the size table Bonus Wiz BBQT tape: help to record the growing of your "baby"