[Fence Guardrails Design] The fence around the bed will definitely prevent users from accidental slipping off the bed platform. In addition, the opening in the middle of bed is easy to get in and out the bed, and the bed promptly turns out to give a joyful experience. [Maximized space] The daybed takes up minimal space for two, while a roll-out trundle is fitted underneath for the spontaneous sleepover guest. [No Box Spring] This bed frame is a value conscious choice as it does not require a box spring or foundation. Just place your mattress on top and enjoy! [Safety and Quality Guaranteed] This bed frame is mainly crafted from premium pine wood, its structure providing lasting sturdiness and durability, forging strong stability that ensures the safety and comfort. [Dimensions and Assembly] Overall Product Dimension: 79.5"L x 41.8"W x 28.3"H. Mattress not included. Some assembly is required, although we have provided clear instructions and tools. Weight Capacity:Bed: 300 LBS;Trundle: 300 LBS Recommended Mattress Thickness Bed: 6-8";Trundle: 4-6" Material:Plywood+Pinewood