Memory foam. In 1966, NASA developed a technology to help airplane seats absorb shock better. The tech led to the innovation of a material made up of small chambers infused with millions of gel beads. Slow spring back foam, as it was first called, was also used in helmets, hospital beds, prosthetics and even shoes. Renamed memory foam, it’s become the material of choicefor mattresses.
Sleepy Head : https://mysleepyhead.com/
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