Exo-Terra Faunariums are simple, easy-to-use stackable plastic terrariums, designed with convenience in mind. These all-purpose habitats feature vented lids and feeding doors, and are perfect for reptiles, amphibians, mice, insects, and arachnids. Faunariums make excellent habitats for beginners, as well as temporary or quarantine homes for sick or injured pets.Stackable plastic all-purpose terrariumGreat for reptiles, amphibians, mice and insectsVented lid with transparent plastic doorEasy to disassemble, clean and disinfectSizes:Small: 9"L x 6"W x 6.5"HMedium: 12"L x 7.5"W x 8"H