● Sturdy pine wood frame casts a robust bunk bed frame● Solid wooden slats with superior sturdiness and excellent durability● Stable support legs accounts for high reliable structure● Twin over twin bunk bed expands extra sleeping area for guests● 2 drawers provide convenient space for organizing belongings● The cube can be installed on the top or in the middle of the guardrails● Smooth rolling casters are easy to pull out the drawers● Full-length guardrails provide all-round protection for the sleeper● Integrated ladder for safe and convenient night's sleep● Space-saving bed for kid's room dormitory and apartment etc● No additional box spring or foundation is required● Simple and modern design perfectly fits various room styles● Easy to assemble under the guidance of instruction