1. Manual measurements may have 2-3 cm error.experience) Simple&Cozy Design: 2-legs design with elastic waist, easy put on and take off. The striped shirt keep your dog warm during cool nights. 2. Please refer to our size chart (in the picture or in the description) when purchasing. 3. For the growing pet, you'd better choose the bigger size. Measuring Your Dog for a Perfect Fit Your baby usually wears size S doesn't mean all size S will fit him/her. Different designers and manufacturers use their own size charts. So don't buy a particular size, Please measure your dog's chest girth and back length according to our guide before buying, We recommend that you can buy a bigger one size for your dogs.( or refer to our customers' shopping We are also a good idea as new puppies have less fat than an adult dog to help them keep warm. Puppy clothes are fitting so nicely whether your pet is playing or relaxing. Material: Super offer the classic vest striped breathable and durble, perfect fit for play, exercise and outdoor activities. Scope of application: dog vest shirt design suit for party,visiting,outing,festival,holiday,travle and formal occasion Our pet clothes are mainly for small sized dogs, doggies, puppy, pooches, such as Chihuahua, Poodle,Cats, Cup Poodle, Pomeranian, Yorshire Terrier, Bichon Frise, Cocker Spaniel, Young French Bulldog, Young Labrador and so on. MACHINE WASHABLE: Easy to clean. Get rid of odor, dander, and fur by simply machine washing with similar color items in cold water on the gentle cycle. Lay flat to dry. size： scarf: S:28 ; M:32 ; L:36; XL:38; 2XL:42 ; 3XL:44 ; 4XL:46 ; 5XL:50 ; 6XL:64 ; 7XL:72 Back length: S:26 ; M:29 ; L:36; XL:39; 2XL:45 ; 3XL:48 ; 4XL:52 ; 5XL:58 ; 6XL:64 ; 7XL:73 Bust: S:32 ; M:38 ; L:42; XL:45; 2XL:51 ; 3XL:54 ; 4XL:60 ; 5XL:66 ; 6XL:84 ; 7XL:90 Note: This cotton-padded jacket fabric is not elastic, and the chest circumference is reserved for 3-4cm