Sleep safe and sound—in style. You’ll rest easy thanks to the top bunk’s guardrails, and they’ll love the "cool factor" of the industrial/contemporary design. This bunk bed is a victory for the whole family. More About This Product Product Details Made of tubular metal Durable powder coated finish Use with mattresses only; box springs not needed Twin-size top bunk; full-size bottom bunk The Consumer Product Safety Commission states top bunks not be used for children under 6 years of age Assembly required Bed is not compatible with an adjustable base Weight & Dimensions Dimensions Full Dimension 79W x 56D x 60H Weight Weight 115.45lbs.