【Low Bunk Beds】Overall Product Dimension: 79.1''L*42''W*46.5''H. Our bunk bed twin over twin is suitable for those families who has low ceilings, and also fit those have multi-members, low bunk beds top bed it isn’t so high for whom on the top bunk and whom on the lower bunk is close enough to the floor that no worry about her/him getting hurt. 【Sturdy and Stable】Wood twin bunk beds features a sturdy high quality solid wood construction for durability and high load capacity, ensuring longevity. This bunk bed features timeless styling that will last for years. There is no need for a box spring as the sturdy slats offer plenty of mattress support. Upper bed weight capability: 400lb. Bottom bed weight capability: 400lb.(Mattress not included) 【High Security】Our low bunk beds is finish in layers for a smooth, flawless surface. This bunk bed with built-In 3-step wide ladder which allows your child to climb safety and comfortably. Full length Guardrails make it safer for your kids on the upper berth to sleep.