The Beautyrest Posture-Lux air mattress was designed with a unique offset coil support structure, giving you contouring comfort and pressure relief similar to a traditional mattress. The locking hands-free pump will inflate or deflate the bed in minutes. This inflatable air mattress features an patented one way adjustable comfort control valve, allowing you to go from firm to plush at the touch of a button. You or your guests are sure to sleep soundly on the Posture-Lux air mattress from Beautyrest.