Twin over Twin House Bunk Bed with Built-in Ladder,Black This is an all-time favorite when it comes to a space-saving sleeping solution! Crafted with strong and solid metal, the house bunk bed introduces forms and functions to the bedroom with its streamlined silhouette. With a house appeal, this bunk bed has a lower height than the average bunk bed, making it ideal for smaller spaces. Built with your little one's needs in mind, this bunk bed comes with a secured built-in ladder which can be put on left or right. Description Material Metal Size Twin/Twin Color Black numbers of package 1 Spring box No need Assembly Required Yes Dimensions Overall Product Dimension 76.5''L*40.5''W*71''H Package Dimension Please refer to the Specification Bed Dimension 75''x 38.5'' Total height 71'' Overall Product Weight 69.5lb Upper Bed Weight Capacity 220lb Recommend Upper/Down Mattress thickness 6''/8-10''