The Restore Firm King Mattress features a multi-media construction in a sleek grey color, offering a firm comfort level for a restful night's sleep. With a SoftFlex stretch cover treated with anti-microbial fabric and a 2" GelFlex Grid, 1.5" Firm Comfort Foam, and 8" edge-to-edge individually encased coils, this hybrid mattress provides the perfect mix of support and softness.