Material: Kids Onesie Pajamas is Flannel fabric ,not lint-free, super soft and skin-friendly,comfortable to wear. Size Information: Onesie for Kids 2-4Years fit for height 95-105CM (37"-41");4-6Years fit for height 106-115CM (42"-45");6-8Years fit for height 116-125CM (46"-49");8-10Years fit for height 126-135CM (50"-53"));10-12 Years fit for height 136-145CM (54"-57") Multi purpose: This Cosplay Costume for Christmas and Halloween, Suitable for more occasions such as pajamas, performance clothes, birthday gifts, parties, etc. Features: The cartoon Animal Onesie for Kids Zipper design for easy on and off.Are designed with Pockets on both sides, you can put some small toys, snacks, etc. Service: If you have any other questions with this Kids Halloween Costume, please contact us in time and we will assist you.