Comfort has never looked or felt this good! The King Koil KING SIZE air mattress is an aspirational air bed featuring the finer elements of luxury air mattresses. Built with time-tested materials, it puts consumers one step closer to the premier sleep experiences of the world. Utilizing the latest in air mattress blow up bed technologies with a built-in pump and a coil-beam construction, it offers firm comfort levels for spinal support and good sleeping posture for an excellent night's sleep. King Koil makes some of the most beautiful air mattresses and blow up beds in the world which are featured at the best hotels worldwide. For Proper Night Time Sleeping Posture, King Koil is the only mattress manufacturer that is endorsed by the International Chiropractors Association to help promote proper spinal alignment and a healthier night's sleep!