Solid Wood Bunk Bed - Made of solid pine wood and high-quality MDF, this bed can definitely withstand the test of time. Modern, hardwood and stylish bunk bed, looks clean and elegant in any bedroom or guest room arrangement. Convertible Bunk Bed - The bed can be converted to two separated twin size daybeds, one with two drawers, one with spacious under-bed space, providing flexible use of it. Both of the bed frames are all with wood slats, which you could put a standard mattress directly. Safety Design - Includes full length guardrails on top bunk for safety and a side removable ladder to easily access to the upper twin bed, safe and sturdy climbing for your child. Ships in two boxes and is simple to assemble with clear instruction. Specification: Material: Pine wood+MDF Size: Twin Color: Gray/White Function: Bunk bed Decoration: Convertible bed Numbers of package: 2 Spring box: No need Assembly required: Yes Overall Product Dimension(with drawers in): 79.6" L * 43.6" W * 64.1" H Bed: 39.2" x 76" Number of Slats(each bed): 14 Pieces Overall Product Weight: 132 lb Upper/Down Bed Weight Capability: 400 lb Upper bed recommended mattress thickness: 6" Down bed recommended mattress thickness: 8-10"