Unique baby bottle and sippy cup insulators. Our Kidzikoos come in various colors and prints. Kidzikoos holds your child's cold or warms temperature longer. Just stretch your Kidzikoo around the base of the bottle or sippy cup and slip it up! The snug fit will prevent it from slipping, or being pulled off by a child! Kidzikoo will conform back to its original shape! If it gets dirty, just throw it in the washing machine on warm with like colors, then air or tumble dry low. To remove, simply pinch the bottom and pull off!