The Back Supporter Platinum mattress series is all about incorporating innovation with durable construction. It has an inner core construction of varying heights at the most critical body points – the shoulders, hips and back. This patented encased coil design provides relief to the body’s high-pressure areas and give lower back support for a comfortable and restful night’s sleep at a great value. This superior core construction combined with high-quality foam provides a more supportive and comfortable nights sleep.