Lid Size: 8 1/2" x 8 1/2" x 5/8"
Base Height: 6"
Base Width: 10 1/4" x 10 1/4"
Plate Surface Front: 8 1/8" x 5 1/16"
Plate Surface Sides (Narrow): 2 3/4" x 5 1/16"
Plate Surface Sides (Back): 8 1/2" x 5 1/16"
Holds up to 55 (2 1/2" x 7/8") perpetual plates or up to 46 with a (7 3/4" x 2 7/8") header plate.