The Sprogs® 12-Tray Double Wooden Mobile Storage Unit provides shelving space and cubby storage to help you get organized . The double-sided storage unit features 12 cubbies and a fixed shelf on one side, while the other offers two fixed shelves for storing books and toys. With Baltic birch construction, rounded edges and a UV finish it is durable and safe choice for busy classrooms. Choose an assembled or unassembled storage unit with or without trays.