Slat Kit Included Trundle Bed Included Guardrails Included Built-In Ladder Included Features Ladder can be positioned on either side of the bunk bed. Detachable Trundle Product Details Bed Size: Twin over Twin Product Type: Bunk Bed Frame Material: Solid Wood Box Spring Required: No Mattress Included: No Adult Assembly Required: Yes Slat Kit Included: Yes Weight Capacity Bottom Bed or Futon: 200 lb. Weight Capacity Top Bed: 200 lb.