Comfort Our iCoil system is made of hundreds of independent coils providing customized support for every inch of your body while minimizing motion transfer for uninterrupted sleep. The pillow top is formed with a 1-inch layer of super soft foam, on top of another 1.5″ layer of super soft foam and a 0.5″ layer of high-density foam. The support for the mattress then comes from the 7.5″ iCoil system. The 10-inch spring mattress offers exceptional comfort and support, keeping you aligned and pressure free for a great nights sleep. Order today and try it for yourself. Environment Sleep Master embraces the idea of “Sleep Green”, the comfort of your sleep environment is balanced with ingredients that are safer for you and the environment. We use Bio Foam in all our mattresses, made with natural seed oil this minimizes the use of petrol based chemical oils. Additionally, all of our mattresses are CertiPUR-US certified. You can rest assured knowing that your mattress has gone through the most rigorous and comprehensive testing in the industry. Warranty We strive to help everyone experience a rejuvenating and relaxing night of sleep. We want you to love your mattress so back all our products with a limited 5-year warranty. Please leave a review and let us know about your experience with our products.