Memory foam –NASA memory foam ,also called visco-elastic foam ,was developed for the space program in the 1970's . When NASA was making plans for extended exploration of space, a technology called Memory foam was discovered; This material was specifically designed to hel astronauts sleep more comfortably because it had the remarkable ability to conform to the pressure points of the body.
Memory foam mattress and topper
The temperature-sensitive memory foam adjusts to your unique sleeping style to provide the ultimate in pressure-relieving comfort. A removable cover makes maintaining your mattress simple and easy.