• Twin size bunk bed with trundle can accommodate 3 people• The pull-out trundle provides extra sleeping space for guests • 21 + 21 + 19 powder-coated metal slats ensure robust & stable construction • Strong metal frame boasts stability and strong weight capacity• Noise-free design provides you with comfortable sleeping space• 10" full-length guardrails ensure a safe sleeping environment• Industrial headboard & footboard provide a comfortable surface to lean against• Integrated ladder makes it easy to climb up and down• Securely attach the bunk bed to the wall for added stability and safety• 4 flexible wheels (2 lockable) are easy to pull out and keep the trundle in place• With mattress retainer to prevent the mattress from slipping• Non-slip foot pads prevent the floor scratches• No box spring needed and compatible with 3 twin sizes mattress