About this item Sturdy Metal Frame:this metal bunk bed is made of strong steel construction with Black powder coat finish. Lower bunk weight limit: 220 lb. Upper bunk weight limit: 220 lbs.Quality tested sturdy steel construction features solid support and heavy-duty strength built in mattress slats - no box spring needed Twin Over Twin Bunk Bed:twin size bunk bed features twin size upper bed and twin size down bed, also, the bunk bed can be divided into 2 single beds, offer greast convenient for use Metal Bunk Bed in Safety Design:safety full guardrail of the top bunk prevent you from falling.especially for kids too little to climb ladders, while the top bed rail provides extra security and stability.An integrated steel ladder seamlessly blends into the bed frame and can be positioned on either side of the bunk to your preference Overall Dimensions:78.1"L x 41.4"W x65.3"H,Fits standard sized twin mattresses (sold separately),Weight Capacity:220 lbs for upper bed, 220 lbs for lower bed Assemble & Guarantee: Assemble required with tools and clear instructions and.we provides 6 month warranty,If you have any problem about this product, please feel free to contact us. › See more product details