Polibi Convertible Twin Over Futon Bed, Twin Over Full Metal Bunk Bed with Two Side Ladders and GuardrailBeing a great addition to your bedroom, this metal twin over full bunk bed with futon design is a perfect combination of style and function. The lower bed is designed to quickly and easily convert from a full bed to a folding sofa, meet your different needs for relax. With safety in mind, the bunk includes full-length guardrails with upper bed and two built-in ladders.The sturdy metal frame provides stability and durability that can withstand the test of time. Ultimate in functionality, the ideal space-saving design makes the bunk bed a perfect addition to your home. Black Twin Over Full Metal Bunk Bed Material: Metal Size: Twin over full Numbers of slat (upper/down): 21/20pcs Decoration: Convertible down bed Bed weight capability (top/down): 250lb/350lb Recommended mattress thickness: Top bed : 6’’ Bottom bed: 6" Spring box: No need Features: Stylish contemporary designBottom bunk converts from futon/seated position into a full size bed. Futon mattress sold separatelyComes with integrated side ladder, upper guard rails and childproof mechanism for added safety Dimensions: Overall Dimension: 78''L*41.4''W*72''H Numbers of package: 1 Overall Product Weight: 116.5 LBS Convertible Twin Over Futon Bed