Get the best of both worlds with the hybridized Sealy Posturepedic Elder Creek mattress. A stretch-knit cover with MoistureProtect and Surface-Guard technology combines moisture-wicking material with antimicrobial properties, feeling fresh while protecting against dust mites, dander and other bacteria. SealyCool gel-infused memory foam provides cushioning and keeps your mattress refreshingly cool. To reduce motion transfer, the Response encased coil system consists of durable coils that move individually. SealySupport gel foam makes a supportive foundation. Maximizing your sleep space, StableEdge Pro reinforces the mattress edge to prevent sagging.