【Safety Assurance】The top bunk features a 15 in high guardrail, providing extra stability and preventing accidental falls. The bottom bunk is equipped with both a headboard and footboard, offering additional comfort and security. Important: For optimal safety, ensure the mattress height is at least 5 in below the guardrail【Space-Saving Design】This bunk bed twin over twin is an ideal solution for maximizing space in your bedroom or guest room. Perfect for large families or rooms with limited space, it ensures that even when the room is small, you can comfortably accommodate two people without compromising on space【Durable and Sturdy Construction】This bunk bed twin over twin is made from a heavy-duty metal frame with tight metal slats support for added stability. Every component is securely fastened with heavy-duty screws, ensuring a wobble-free experience. With a 400 Lbs weight capacity, this loft bed is designed to support kids and adults. No need for a box spring –