Dimensions by Inches: Length x Width x Height 83x63x65H Description: KD, T XL/Q Bunk (Top Bed Requires XL Twin Mattress: 39"W x 80"L) Slat System Included () NO Storage NOT Convertible (To be used Stacked Only) Side Double Ladder (Built-In) Full Length Guard-Rail (Top Bed) CONSTRUCTION Sandy Black Finish, Metal Square Tube (50mm) Clearance between Floor and Bottom Rail: 10 Inches (260mm) Clearance Between Rails: 40 Inches (1005mm) Top Bunk: recommended use 6" Height Mattress Bottom Support Leg (Can't fit Trundle) Color: Sandy Black Finish Materials: Metal