SIZE: S: length 24cm, bust 37cm, neck 25cm, M: length 29cm, bust 43m, neck 30cm, L: length 34cm, bust 48cm, neck 35cm, XL: length 40cm, bust 52cm, neck 40cm, Measure before order: Please measure your dog's chest girth and back length according to our guide before buying. If you want the dog clothes to fit your puppy as perfectly as our models, it's better for you to send us your puppy's sizes information for help, we would like to help you to pick out the correct size. Material & design: Made of 100% soft, durable and lightweight polyester to provide a comfy layer of warmth for those chilly days and nights. 4-legs design with elastic waist and stretch that goes around the body not the length which is very friendly for dogs who have tails. And no needs to worry about midnight potty breaks as most of our dog pajamas have an open belly for easy potty time. Advantage:this dog pajamas are easy to put on and take off. And they are available in a variety of fun designs so you can show off your doggie's sense of style. Stylish pajamas are not only comfortable, but they keep dander and hair off of your furniture. Puppy pajamas are also a good idea as new puppies have less fat than an adult dog to help them keep warm. Highlight: So cute this amazing kind of pajamas for your dog baby! It's perfect for sleep time or normal party or everyday wear or travel or holiday or just take photo with you. Of course, it also can get friends' more love and attention! Machine washable: These pjs are easy to clean and can be thrown into the washing machine on the cold cycle. Then air dry or put them in the dryer for a short timetumble dry low, it's better below 30) . Please send us your request to exchange without any hesitation if our dog clothes don't fit your dogs or cats or small pets after received.