74.5" x 27.5" x 4", khaki geo neverflat air mattress for indoor & outdoor use. Neverflat fabric technology is designed to deliver a consistent & comfortable sleeping experience. Works by using a 2 way valve that monitors pressure & adjusts quietly as needed. For added durability, its polyester laminate construction is a sturdy material that is different from traditional mattresses, structure runs horizontal, includes a repair kit for back up, 500 lb weight capacity, 1 year warranty.