Size of the Rack and bins: Overall Dimensions: 25.2"" X 16"" X 7"", 2 Black Panel Board: 12.6""x 16.2"", 6 Small Red Bins: 4.3""x 3.5""x 1.9"", 6 Small Orange Bins: 4.3""x 3.5""x 1.9"", 6 Small Blue Bins: 4.3""x 3.5""x 1.9"" 12 Large Black Bins: 6.3""x 4.1""x 2.9"". Easy Distinguish: 4 colors of the bins would be helpful to distinguish the different kinds of tools. The lid free design would show the contents directly. Strong Material: These Garage storage bins are made of completely Pp with strong and durable features. Wall mounted storage bins: This wall mounted storage bins could greatly save the space. It could be use of garage hardware organizer to contain bolts, screws, nuts, hand tools and so on. Diy Combination: The hardware storage bins could be assemble as you like. Two boards could be separately installed on the wall. Moreover, they can be linked to be one bigger one by using ""H"" shape links. Weight: 4.44 pounds.