【Material】Polyester (Not cotton but soft and comfortable fabric) | 【Size】 XS-L. Please measure your dog’s body, neck and chest size before buying. If there is a difference between the neck and the chest, follow the chest size. And we recommend that you can buy a bigger size if your dog is between sizes. | 【Scope of application】Suitable for small sized dogs, such as Chihuahua, Poodle,Cup Poodle, Pomeranian, Yorshire Terrier, Bichon Frise, Cocker Spaniel and so on. 【note】There are some breeds that are more difficult to size including bulldogs, corgis, basset hounds and dachshunds, if your dog belongs to these breeds, please to be thoughtful before ordering. | 【Highlight】So cute this amazing kind of pajamas for your dog baby! Different expressions and it's perfect for her/him to wear it to sleep or normal party or just take photo with you. Of course, it can get friends' more love and attention! | 【Craft】4-legs design with elastic waist. Keep your dog warm during cool nights with a comfortable pair of dog pjs. Puppy pajamas are also a good idea as new puppies have less fat than an adult dog to help them keep warm. No needs to worry about midnight potty breaks as many of our dog pajamas have an open belly for easy potty time.【note】Our pajamas are mainly for dogs, but you can also choose them for your lovely cat, pig, rat, rabbit and so on according to our size chart carefully.