Plywood+mdf+pinewood 【Maximized space] The bunk bed takes up minimal space for the spontaneous sleepover guest. Functional and aesthetic, this bunk bed will enhance any bedroom. 【Versatility galore] This bunk bed features one full size upper bed, one full size bottom bed for accommodating you or overnight sleepers. It can also be divided into two individual beds for even more convenience, depending on how you want to organize your space. No spring box needed. 【Solid Construction] The bed structure is crafted from high-quality wood, solid pine legs and a strong, durable frame so that the bed is sturdy and durable. 【Designed for your safety] The upper bunk features a full-length guardrail, while the bottom bunk is designed to include both a headboard and footboard. Along with the handrail, this bunk bed ensures top-notch security for you. What's more, the solid legs that made of solid pine wood can add strength and durability. 【Dimensions]】：79.6"L x 56.5"W x 62.9"H.Mattress not included. Some assembly is required, although we have provided clear instructions and tools.