Our own Wunsy Cat Onesies are in a good generous fit with good quality fabric. You won't be disappointed. Super Soft Fleece. Well made with plenty of room. Buy up a size if your child is taller than normal, or if you like a lot of growing room. Comes with a velcro attached Puss tail. Uk standards means the tail can't be permanently attached in case it catches on something. It is attached with Velcro. Zips from top or bottom, zips at both ends. These animal onesies are the best quality about at this price. Really lovely cut design, white tummy, lovely cat face and very cosy- it's so lovely Wunsy Super Soft Fleece Fox Onesie Playsuit with Tail in Black Size: 12-13 Years