A better mobile library solution! Each side of this sturdy and functional two-sided mobile cabinet features three open divided sections above three large open storage compartments [each is 9.87"D x 11.75"W x 18.25"H] that provide an integrated storage and display solution for books, magazines, materials or other library supplies. Additionally, four pre-drilled holes located discreetly in the cabinet interior enable it to attach with screws [provided] to other WB1821 units [each sold separately] to create a complete mobile library storage solution! Mounted on four heavy duty non-marking  2-inch casters. Includes six self-adhesive vinyl nameplates and six 2" x 3.5" index cards for labeling. Constructed with no visible screws or joinery for a fine finished furniture look in beautiful, durable birch plywood and safe, non-toxic natural UV finish that won't yellow and withstands rigorous use. Ships fully assembled by Truck. Made in USA. GreenGuard™ Gold certified. Lifetime Warranty.