Posted by mike on January 22, 2003 at 21:44:00:
In Reply to: Temperpedic Mattresses posted by Toni on November 25, 2002 at 14:00:03:
Visco-elastic foam has many levels of firmness. You can get the visco-elastic foam top from 3-5lb density and the ultra cell foam or regular foam foundation is also what makes your mattress
firmer or softer