KEY DETAILS Solid poplar wood frame and ladder. Solid poplar wood slats (included). Plywood mattress platform. All wood is kiln-dried for added durability. Made with FSC®-certified wood from responsibly managed forests. Covered in a child-safe, water-based Blonde finish. Ladder side is fixed and cannot be moved. Rigorously tested to meet or exceed all required and voluntary safety standards. Mattresses sold separately. Accommodates a standard Twin-sized mattress for the bottom bunk and a bunk mattress for the top bunk; do not use box springs. Made in Vietnam. How to measure for delivery