Originally developed by NASA to increase the comfort of Astronauts during lift-off, visco-elastic foam represents a quantum leap in bedding technology. The open-celled construction of Memory Foam creates a mattress with a memory. It automatically senses your body weight and temperature, and then it responds by molding to your body's exact shape and position. This distributes your weight and reduces stress on your body's pressure points making sleep comfortable again. Why pay in excess of $2000 for a good night's rest, The uBed combines luxury with affordability for the budget minded consumer combined with a 20 year warranty, uBed visco elastic memory foam is the popular choice as a nighttime companion.