L-Shaped Metal Twin over Full Bunk Bed and Twin Size Loft Bed with Four Built-in Shelves,Black This L-shaped bunk bed sleeps up to three little ones, and it has a built-in 4 shelves for added versatility. It's made from black metal and MDF. Four built-in shelves are made of MDF board.This bed includes one built-in ladders to reach the top bunk and full-length guardrails offer added safety. With its included storage shelves, this piece is the ideal all-in-one solution for your room. Description Bed Material Metal+MDF Size Twin/Full Color Black Numbers of Package 2 Assembly Required Yes Dimensions Overall Product Dimension 117.2''L*77.5''W*62.9''H Package Dimension Please refer to the Specification Each Upper Bed Dimension 75.2''x39'' Down Bed Dimension 75.2''x54'' Total Height 62.9'' Each Upper Bed Weight Capacity 250lb Down Bed Weight Capacity 350lb Overall Product Weight 178.5lb Number of Each Bed Slats 20pcs Each Upper Bed Mattress Thickness 6'' Down Bed Mattress Thickness 8-10''