The Retreat Firm mattress is designed to offer a balance of comfort and support, featuring a 10.5" profile with multiple layers that work together to provide a restful sleep experience. The anti-microbial silver fire barrier adds a layer of safety and hygiene, while the gel-infused firm quilt and high-density comfort foam conform to the body, reducing pressure points. The 500 series open coil unit ensures durability and long-lasting support, making it a solid choice for those seeking a firm sleeping surface.