We bought a Serta "Rourke" queen set in Southern California and it was so full of odor and gasses I had to return it in one week. I slept on it three times and my sinuses and throat were adversely affected and I had headaches from it. The sales manager recommended an exchange saying it may have had too much fire retardant in it. California has a state law requiring all mattresses be treated with chemical fire retardants but there is no identification on any labeling showing what chemicals are used in this treatment. Or the odor... read full review »