This floating 4-tier space saver bookcase has an industrial look inspired by a minimalist style with its natural warm wood finish and metal pipe frame This open-space Theo storage wall shelf combines function with design and has a keyhole wall mount for easy hanging Has a sleek and space-saving style you can use for your office, kitchen or living room. Create the perfect space by lining up multiple 4-tier shelves. Industrial yet rustic this floating wall mount bookcase will fit in any room. 30-minute assembly and lifetime manufacturer warranty: try for 100 days.