Simmons Beautyrest Black Kameryn Tight Top Firm King Size Mattress Individually wrapped coils promote correct sleeping posture and provide conforming back and full-body support Multiple layers of special air-cooling foam conform to your body for comfort and enhanced airflow while providing pressure point relief and freedom of movement Ventilated, breathable, foam-encased edge provides support and breathability Tight Top mattress offers both durability and superior support SET INCLUDES MATTRESS AND FREE (GENERIC) BOX SPRING