Purchased a queen size mattress from Spring Air's "Luxuriance Collection" from the Brick Mattress store in 2007 for around $1500 CAD. 3 years later, it is a complete and utter piece of garbage. Sagging so bad on either side that you practically roll off. A nice hump in the middle. I have had futon mattresses that were more comfortable and lasted longer for less than a third of the price. read full review »