With Tradewins you get the quality and value you can trust! Each product is put together with Mortise & Tenon Construction. All products come with four coats of child safe paint put on by hand in a five-step finished process, pre-drilled hardwood slated frame and are US inspected and insured for safety. The top bunk for each bed is a twin. The bottom bunk can be a twin, full or be left open for a play area.