Highpoint Firm Hybrid Mattress Premium quality means premium comfort! The Sealy Posturepedic Plus Hybrid High Point Firm offers targeted support from high-density encased coils and the highest-quality cooling, pressure-relieving memory foam. Multiple comfort layers, including ComfortSense Premium Memory Foam with Chill, ComfortSense Premium Memory Foam, and SealySupport Gel Foam Firm provide the basis for the best night of sleep ever. A ventilated, reinforced coil edge increases durability and breathability, while the antibacterial cover is cool to the touch and keeps the mattress protected.