So there are two investments in life which are very important: property and a good mattress. I used to suffer from back pain a lot and after reading the review for the Zen, I took the plunge and bought one. It’s been a few weeks now and I have had no lower back or upper back pain whatsoever. As the hybrid mattress moulds my weight, it leads me t Read more abouto sleep longer and enjoy a more comfortable night in bed. Definitely a buy to recommend!