This bed frame is made of premium MDF board and durable heavy-duty metal support frame, support rods and support legs, this bed frame has a load capacity of: 800pounds (Queen); 1200 pounds (King); durable and supportive, no box spring required. The dimensions of the two bed frames are: (Queen) 86.6"L x 60.2"W x 39"H; (King) 86.6"L x 78"W x 39"H; the bottom height of the bed frame is 10.4 inches, which can provide a lot of storage space for the bedroom and facilitate daily cleaning; the slats of the King size bed frame adopt a unique snap-on design, which can be assembled by just pressing. The headboard storage rack of the bed can provide you with a place for your phone, glasses, and books when you go to sleep. The overall style of the bed frame is simple and stylish, which can be easily integrated into various decoration styles and can also be used with various furniture. This bed frame comes with complete assembly parts and detailed installation instructions. Each part is clearly marked and numbered for easy installation.