Size Data SMALL :chest girth(13"-14"), neck girth(9"), back length(10") MEDIUM :chest girth(15"-16"), neck girth(11"), back length( 12") LARGE :chest girth(17"-18"), neck girth(13"), back length(14") Note: Please measure the dog¡¯s chest & neck girth & back length before buying to avoid size purchase errors .TIPS: This dog dress supports hand washing, machine washing, and dry cleaning. You can free your hands without worrying about dog dress damage (recommended to put on a laundry bag and then machine wash). Fashionable dog clothes design, let your dog shine in daily life, you can also dress up your dog on special days such as festivals, anniversaries, weddings, parties, picnics, etc., and record good memories with the camera . The cute dog dress is made of soft and comfortable fabrics. It has the characteristics of sweat-absorbing, breathable, anti-allergic, and easy to clean,which is friendly to the dog's skin and will not burden the dog. Your sweety dogs can wear it in all seasons. Surprise small dog dress clothes set, includes 1 pc green flower pattern dress and 1 pc purple butterfly pattern dress.The waist of the dress is a circle of three-dimensional floral, which makes your dog look elegant and charming, full of vitality, and become the focus of everyone. This dog dress is only suitable for small dogs, puppy and cats. There are three sizes to choose from, Small: Chest (13"-14"), Neck (9"), Back (10"); Medium: Chest (15"- 16"), Neck (11"), Back (12"); Large: Chest (17"-18"), Neck (13"), Back (14"). Note: Please measure the pet's chest girth, neck girth and back length before purchg to avoid size errors when purchg.