springwall encore echo eurotop firm twin mattressFeel firm support and cool comfort every night on the Springwall Encore Echo mattress. Zoned foam encased pocket coils help reduce motion and provide targeted support where your body needs it most. Layers of gel memory foam and 2X firm comfort foam gently contour to ease pressure and promote airflow. The responsive Encore comfort foam adds a steady, supportive feel as you move. With a full foam encasement, you can enjoy a strong edge and more usable