Simple and sturdy, this two-cube open bookshelf stands 21 inches tall and adjusts its internal shelf to five positions spaced 2.5 inches apart for customizable compartment heights. The top surface holds up to 66 lbs for a lamp or display piece, while each internal shelf supports 44 lbs of books and accessories. Thickened engineered wood with premium edge-sealing delivers durable, splinter-free performance, and anti-slip foot pads protect your floor.