This simple and modern style twin over twin over twin bunk bed got the concise appearance with pure iron and steel elements. A pure steel structure without any other elements makes this bunk bed fit for many home style, and the three layers design allow multiple combinations to meet different scenario in your lifetime. And the additional vital accessories are the long ladder and the short one that play an important role in the usage of this bunk bed. Three different colors offer more choice for you, namely white, black, gray, these three classical colors. Different color brings different atmosphere to your home, and that would makes you feel the useful of this bunk bed and pleasing to your eyes. Material: Metal.