[Heavy Duty 5-Tier Bookshelf]: Unlike other bookshelves which lean forward, ours are free-standing perpendicular to the ground, super stable, and sturdy. Item weight: 65.4lbs. Heavy and strong.,[High-quality with Amazing Load Capacity]: Made of thick particleboard and a heavy-duty powder-coated metal frame, this tall library bookshelf has a super large load capacity. Each shelf can load 88lbs. Totally 529lbs. The Shelves will NEVER sag under the weight of hardback books.,[Great Size & Closed Back Shelves]: Overall size: 31.5” L * 11.81” W * 70.87” H. Because of the great depth, it is a good home office decor to put your large books, dictionaries, figures, and models. Thoughtfully closed backboard can effectively protect your books get dirt as dust.,[Safe Anti-dumping Kit & Adjustable Feet Pads]: For further security, we provide an anti-dumping kit to enhance the stability of the big bookcase. And this shelving unit has 4 legs that can be adjusted if you need to compensate for uneven floors, rugs, etc.,[Multifunctional Shelving Unit]: High quality, overall beautiful look, ample storage space, making this deep bookshelf can be placed in the living room, bedroom, library, study, den, reception area, classroom,etc. Ideal as a bookshelf bookcase, display shelf.,[Easy Assembly and Customer Service]: All labeled pieces and tools are included, strictly following the directions, it is easy to assemble. If you are not satisfied with our products, you can directly contact us, we will provide you with 18 months warranty and a professional customer service team.