Thanks for shopping with AUTOKOLA ，your satisfaction is our most motivation. If you have any problems, please feel free to contact us. We will try our best to solve your problem. Features: High security Made of strong metal frame that includes full-length guardrails,an integrated ladder, and 12 secured metal slats to ensure that your child will sleep in complete security and stability. No box spring needed 12 sturdy bed slats, no need additional box spring.Mattress sold separately. Two build-in ladders Two built-in ladders for a more convenient choice. Space-saving functionality There are two wooden triangular shelves and a large desk under the bed for children to learn and place school supplies. 58.3” under-bed clearance that you can turn the space into a clever workstation, a reading nook or a craft area. Full-Length Guardrails Showcasing guardrails along the length of the bed for extra safety, this must-have bed is a perfect addition to your furniture arrangement. Specifications : Bed Size: Twin Product Type: Loft Bed Color:Black+Brown Frame Material: Metal+MDF Overall dimensions:71.7'' H x 41.7'' W x 79.9'' L . Desk dimensions:15.7'' W x 39.4'' L . Shelf dimensions:15.7'' W x11.8'' L . Overall Product Weight：108lbs Slat Kit : 12 Weight Capacity : Shelves: 50 lb. Weight Capacity: Desk: 120lb. Weight Capacity Top Bed : 200 lb. Shelves number:2 Box Spring Required: No Mattress Included: No Recommended Mattress Thickness Top Bed：6'' Assembly Required: Full Assembly Needed All Tools Included