Ships in one box and it's easy to assemble Trundle includes four easy-glide casters - 2 locking and 2 non-locking Features two ladders for convenient access Durable metal frame with slatted guardrails for safety Metal support slats eliminate the need for box springs This versatile bunk bed system is designed to maximize space efficiency while providing comfortable sleeping arrangements for multiple individuals. The sturdy metal construction ensures long-lasting durability, finished in a sleek black coating that complements various room decors. The innovative twin-over-twin configuration accommodates two sleepers in a compact footprint, with an additional trundle bed that slides out to host a third person when needed. The thoughtfully engineered design includes safety guardrails on the upper bunk to prevent accidental falls and keep bedding securely in place. Dual ladders provide convenient access from either side, making it ideal for shared children's rooms, dormitories, or guest accommodations. The integrated trundle features smooth-rolling casters with locking mechanisms for stability during use and easy storage when not needed. With a weight capacity of 250 pounds for the upper bunk and 350 pounds for the lower bunk, this bed supports various age groups. The 21 metal slats provide optimal mattress support while allowing adequate airflow. Assembly is straightforward with all necessary components included in a single shipment. Measuring 78.1 inches in length, 80.4 inches in width, and 62.3 inches in height, this bunk bed offers substantial sleeping space without overwhelming the room. The trundle accommodates mattresses up to 70.9 inches in length, making it suitable for teenagers and adults alike. This functional furniture piece is perfect for growing families, vacation homes, or any situation where flexible sleeping arrangements are required.