Air Dream Ultra Replacement Air Chamber Size: Full Full Size Sofa Mattress 54x72 inch. 11 inches thick (when inflated) compared to standard sleeper mattresses of only 4 1/2 inches Complete inflation in less than a minute. Easy push-button inflation and deflation. Sleep comfortably without feeling the sleeper mechanism underneath Comes with convenient, easy-to-use integrated electric pump with wired handheld (wand) air controller. Available in standard Air Dream sleeper sofa sizes: Full 54x72 inch