Serta Twin over Full Bunk Bed, White: * Sturdy steel construction * Strong dual-position ladder bolts securely to the frame * Steel bunk bed includes safety rails on top bunk * Durable white scratch-resistant finish * Accommodates twin- and full-sized mattresses (not included) * Weight limit for upper and lower bunk is 400 lbs * Easy to assemble (includes instructions and hardware) * Model# BB82504W * Box spring not required * Dimensions: 57.5"L x 79"W x 60.5"H * Mattresses sold separately. See our assortment of mattresses.