Size: Overall Dimensions: 25.2" X 16" X 7", 12 PCS Large Black Bins: 6.3”x 4.1”x 2.9”,6 PCS Small Orange Bins: 4.3”x 3.5”x 1.9”, 6 PCS Small Blue Bins: 4.3”x 3.5”x 1.9” ,2 PCS Black Panel Board: 12.6”x 16.2”, 6 PCS Small Red Bins: 4.3”x 3.5”x 1.9”,Easy Distinguish:4 colors of the parts storage bins would be helpful to distinguish the different kinds of tools. The lid free design would show the contents directly,Strong Material:These garage bins are made of completely new PP with strong and durable features,Wall mounted storage bins:This small parts organizer 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:RIVTUN hardware storage bins could be assemble as you like, ideal for bench tops or mounting to a wall. Two back boards could be separately installed on the wall. Moreover, they can be linked to be one bigger one by using “H” shape links