10 Cooling Mattresses to Improve the Quality of Your Sleep: "Earning high scores in Mattress Advisor’s tests for both comfort and responsiveness, the Aurora by Brooklyn Bedding is a hot sleeper’s dream. Its cooling properties are what make this hybrid mattress a total knockout; it stays cool to the touch even weeks after unboxing. Made with a copper gel-infused foam and cooling gel beads, the bed’s surface is designed to stay at an optimal 88 degrees, so it’ll regulate body temperature and help you get a good night's sleep. It also comes in three firmness levels for a customizable feel."