66.70 inch Tall Bookcase with Storage, Mid-Century Modern 3-Tier Cabinet with Door, W3123P278017the overall design of this shelving unit features an elegant arched structure, with a black frame that gives it a calm and sophisticated presence. The arched design is not only aesthetically pleasing but also adds a soft, curved element to the space, breaking the monotony of traditional straight lined furniture and giving your living room a more layered and dynamic feel. The shelving unit consists of three tiers, each with natural wood toned shelves