Tom's Guide Verdict The Saatva Zenhaven Latex mattress is a great option for stomach and back sleepers who sleep hot. The latex layers are organic and non-toxic, resulting in a breathable sleep experience throughout the night. What makes this mattress special is the dual sided firmness – luxury plush on one side and gentle firm on the other. Both sides are slightly firmer than expected, but even so, our reviewer slept deeply. The motion isolation was decent, and the edge support better than we’ve seen on any other latex mattress, making it a solid choice for couples. Although the price tag is high, at least it comes with a lifetime warranty, white glove delivery service, and a one-year trial.…