Tips:Your baby usually wears size S doesn't mean all size S will fit him/her!!!So please measure your dog and have a reference before your purchase according to the size map(PS:According to our customers reviews,you can order the larger size) Size:S (back length:7.87 inch, neck girth:9.05 inch, chest girth:12.59 inch)M (back length:9.84 inch, neck girth:10.23 inch, chest girth:14.56 inch)L (back length:11.81 inch, neck girth:11.41 inch, chest girth:16.53 inch)XL (back length:13.78 inch, neck girth:12.59 inch, chest girth:18.50 inch)XXL (back length:15.75 inch, neck girth:13.78 inch, chest girth:20.47 inch)XXXL (back length:17.71 inch, neck girth:15.74 inch, chest girth:25.59 inch) Comfortable & fashionable: Hoodie Fleece fabric is soft naturally,without odors. Combining with fashionable energetic double stripes on arms, legs and head, the sweatshirt make your little pet stand out in a crowd. That is, with the adorable and gentle coat, never worry about your baby's outfits clash with others. And there are various colors and sizes for you to choose. Please measure carefully before buying,and take each measurement a bit loosely, so there will be room for your dog to move and breathe, but not too loose. Exquisite workmanship: It is has high quality and durability. Every needle and line,uniform and particular, complies with rigid manufacturing standard. Besides, as for snap button closure design, it is convenient to put on and take off the hoodie. In the meantime, it will avoid clamping pet's fur or hurting him or her. Unique four legged design: The four legged jumpsuit considerately make sure to keep pets hindquarters warm as well, especially in cold autumn and winter seasons. Also, spring and autumn seasons are regular molt periods for most pet dogs. Thus, the house will be swarmed with pet fur, which is a real headache for all families. Nevertheless, four legged jumpsuit is a wise choice!