Aug. 2005 I purchased a Simmons Beautyrest World Class Mattress for $1700.00 from a Mattress Giant . I purchased a new arrival floor model for a substancial price reduction. When purchased I inquired on the 10 yr. warranty and was advised the warranty was valid. The first 3 years the mattress was fine. After that we noticed how it was sagging where we slept. As time went on the sagging was more visable to the eye and the middle of the mattress was protruding making for a bad night of rest. I contacted Mattress Giant and they showed no interest... read full review »