Strong mattress support prevents sagging and increases mattress life Included wooden slats eliminate the need for a box spring Headboard and frame combine for stylish mattress support Assembles easily in minutes with all needed tools and instructions included Smartly shipped in one box straight to your door 38 inches high with a 14 inch high mattress platform A mattress height of 10 inches or less is recommended. Full, Queen, and King sizes support a maximum weight of 500 lbs