Mainstays Foam 7-Zone Antimicrobial Comfort Coil mattress pad. 7 Zone design w/ patented comfort coils. 3 levels of support. Light support for head and feet, Medium support for shoulders and thighs and Firm support for torso and buttocks. Antimicrobial to reduce odor and improve freshness. 100% Polyurethane, 100% Hypoallergenic.