• Solid pine wood frame is built with strength• Sturdy 3-step ladder and wide entrance for easy access• 12" high guardrails for reliable sleeping space• Dual anti-toppling kits for stable & safe structure • Floor bunk bed makes full use of vertical space• Low-to-ground design makes it easy to get in and out of bed • Surface of mattress: 5" below the top edge of the guardrail• Assembly needed