The kids animal onesie pajamas are made of high-quality fleece material, which is fluffy, non pilling, soft and comfortable The Kids Onesie Costume will ship with protective vacuumed sealed package bag.After you get the One-Piece Pajamas,recommended to be hand washed and laid flat to dry. Size :3-4 years fit for height 95-105CM (37"-41");4-6 years fit for height 106-115CM (42"-45");6-8 Year fit for height 116-125CM (46"-49")8-10 Years fit for height 126-135CM (50"-53"));10-12 Years fit for height 136-145CM (54"-57") 13-14 Years fit for height 146-155CM (58"-61") This Kids Onesie Pajamas is also suitable for many occasions such as pajamas, jumpsuits, performance clothes, birthday gifts, parties, Halloween, Christmas etc. If you have any questions about the quality of kids animal costumes, please contact us and we will handle it for you as soon as possible. The kids animal onesie pajamas are made of high-quality fleece material, which is fluffy, non pilling, soft and comfortable