ArtBin Thread Box- Super Satchel Storage Container with two removable trays for thread spools, 9002AB Outer Dimensions: 3.5 x 14 x 15 inches Removable thread trays offer the capacity to hold (224) 20-millimeter spools, (108) 32-millimeter spools, or (30) 45-millimeter spools. Organize and protect your thread from dust. Fits into the Super Satchel Cube (6855SC). Clear ACID-FREE, stackable plastic container made in the U.S.A.