Product Specifications:<br><br> Product type: Full-over-full bunk bed with trundle<br> Material: Pinewood+MDF+Plywood<br> Box Spring Required: No<br> Assembly Required: Yes (more than two people will make the assemble thing simple)<br> Overall Dimension: 79.5in（L） * 57in（W） * 59.8in（H）<br> Bunk bed size: full size<br> Trundle bed size: twin size<br> Top Bed Weight Capacity: 250 lbs<br> Bottom Bed weight Capacity: 250 lbs<br> Trundle Bed weight Capacity: 200 lbs<br> Number of Slat: 10 (Top bed and bottom bed), 8(Trundle Bed)<br><br> Warning: <br> To help prevent serious or fatal injuries from entrapment or falls:<br> Use guardrails on both sides of upper bunk <br> 1.Prohibit horseplay on or under bed(s) <br> 2.Prohibit more than one person on upper bunk <br> 3.Use the ladder for entering and leaving upper bunk <br> 4.Never allow a child under 6 years on upper bunk<br><br>