This silver metal bunk bed with trundle adds modern style and comfort to any bedroom while saving space. Built with a strong steel metal structure, it ensures durability, stability, quiet noise-free use, and large bearing capacity, plus safe stairs for easy upper bunk access. No box spring is required—it s compatible with all mattress types including memory foam. The package includes clear instructions, all parts and tools for hassle-free assembly. Weight limit: 250/350/350 Lbs. Assembled dimensions: 78.00"L x 41.75"W x 63.25"H product weight: 99.88 lbs. Delivered as 1 set in 1 carton (package size: 80.85"L x 14.35"W x 7.45"H, 106.96 lbs)