Transform your child's sleepovers into a cozy, whimsical adventure with the Sanrio Hello Kitty "Slumber Kitty" Slumber Bag featuring plush Sherpa lining. The Sherpa lining is incredibly soft and inviting, ensuring that your little one stays snug and warm throughout the night. Whether your child is having friends over for a slumber party or spending a night at their grandparent's house.