The fully-inflated bed is 19” thick and queen sized , 78” x 58”,. Thanks to a 1-click internal pump, the mattress can be entirely inflated in just 4 minutes. The maximum permissible size determined by air mattress technology is, in fact, queen size. While it should offer a cozy foundation for reading while lying down, many may wonder about that crucial aspect. When you sleep, the mattress serves as your support.