When folded, it measures 38 inches long by 26 inches wide by 12 inches deep. Additionally, be sure to look into the dimensions of the closed product so that you can be sure it will fit into your desired storage space. Starting with the mattress, a 3.5-inch-thick base foam and a 1.5-inch-thick memory foam layer combine to make numerous reviewers comment on just how comfortable it is. Csf Flow Study Mri Protocol Siemens, Articles B