Suitable for most invertebrates and arachnids. Also used for shipping small animals or organizing small parts. Our Invertebrate Keepers are perfect for housing, transporting, and organizing your animals. We have small, medium, and large sizes available in clear plastic. We are also offering black plastic for those shyer species available in medium and large sizes only. All Keeper Boxes come with proper ventilation on the sides and removable lids. In addition, all boxes come with a convenient flip lid for quick feeding and watering access.