Fantasy Field's Pajama Party Time Hippo sleeping bag is perfect for sleepovers or naptime at school. This cuddly blue hippo is made from ultra-soft chenille-like polyester, which lets your little one snuggle up in plush comfort. The full-length zipper zips open wide for easy entry and exit, while the attached hippo head pillow provides a spot to rest their head. When naptime is over, roll up the sleeping bag using the handy hook and loop fastener.