The large shelf storage unit consists of one shelving section that is 72 inches tall, two shelving sections that are 50 inches tall, and two 90º angle connector units, each providing 20 inches of vertical height per shelf. It has an Oak frame, wood veneer shelves, and acoustic felt panels that are designed to reduce noise. It's available in different finishes with your choice of upholstery, Urban Walnut and Lime shown. Quality guaranteed by a limited lifetime warranty.