Get the great night's sleep you deserve with the Teton Euro Top mattress from @Last's Reliance Series. A Core-Wrap™ Zoned Innerspring unit provides both support and pressure relief throughout the entire mattress. A durable layer of Ultra-Last Support Foam gives you more support along with retaining its shape for longer lasting comfort while along with the Cool Flow Foam and the 100% Natural Talalay Latex Foam. The Hyper-Soft™ Gel-Top Integration and a Temp-Right™ Fabric sit on top to give you extra comfort and to regulate the temperature. This mattress is ideal for back and side sleepers.