Contoured support from interior vertical I-beam construction, responding well to body movement. On top, its flocked Ultra-Fresh treated surface deters odor-causing bacteria. Tritech material throughout for durability and strength—allowing air bed to keep its shape over time and minimizing air loss during the night. Built-in electric air pump inflates bed in 5 minutes (deflates with valve). 772-lb. capacity. Approx. 80" l x 60" w x 24" h.