Overall Product Dimension: 79.5"*41.7"*37.5"(L x W x H) Detail Product Dimension: Please refer to the Size image Number of Package: 1 Package Dimension: Please refer to the Specification Overall Product Weight: 77 LBS Package Weight: Please refer to the Specification Weight Capacity: Platform bed: 300LBS, Trundle bed: 300LBS Recommended Mattress Thickness: 8" Product Type: Bed Size: Twin Color: Gray Material: Plywood+MDF+Pinewood Box Spring Required: No Number of Slats: Platform bed: 10, Trundle bed: 8 Assembly Required: Yes