SIZE: S(small) Chest:13.7" Back Length: 15.7" Made from 100% acrylic yarn, this well-designed sweater is slightly elastic, making your “baby” warm, comfortable, cute and handsome. Please measure the size of your “baby” and view the size chart. You need to measure the length of your “baby” chest, neck and back. Suitable for cats, all kinds of pets. Machine washable in cold water with similar colors and dried.