Our own Wunsy Wolf Onesies are in a good generous fit with good quality fabric. You won't be disappointed. It comes in a cosy and 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. The cuffs at the wrists and ankles will keep the onesie from falling off, even if it's a bit big.100% Polyester. Machine Wash and Tumble Dry and it will be like new. Long Sleeve. Comes with a removeable velcro-attached Wolf tail. Uk standards means the tail can't be attached permanently in case it catches on something. Zips from top or bottom, zips at both ends, easy toilet access for boys. Our onesies are well manufactured and give us no problems with the zips. These animal onesies are the best quality about at this price. Really lovely cut design, great wolf face and very cosy- it's so lovely! Wunsy Super Soft Fleece Wolf Onesie All-in-One with Tail in Grey Size: 3-4 Years