This Kritter Keeper by Lee's Aquarium & Pet Products provides an ideal habitat for small animals, insects, nurseries and more. Its sturdy, rectangular design has a self-locking lid with a hinged viewer/feeder window, enabling easy access and secure storage. The built-in carrying handle makes transport a breeze and the well-ventilated lid comes in assorted colors. Perfect for space-saving aquariums and housing small critters.