70 Inch 5-Tier Bookshelf with Reversible Adjustable Shelf-Black5 tier bookshelf with triple open shelves and an enclosed cabinet 3 position adjustable shelf can be easily removed for a larger space Lower reversible shelf can be installed on the left or on the right Sliding doors allow you to easily access stored items while saving space Aluminum alloy slide rails are smooth enduring and low noise Made of high strength boards that are sturdy enduring and splinter free Dual anti tipping kits ensure optimal