M5 Performance® Mattress – Split California King / 0.0 – Firm / 1.0 – Medium Firm

The M5 Performance® Mattress builds on the award-winning M3 with a taller 14″ profile and an enhanced React® Comfort Layer that adapts to your every move. Its innovative modular design features interchangeable Independent Suspension Units™, giving you control of the firmness on your side, and your partner control of theirs. With advanced cooling tech like Air-X™ mesh, air vents, and a Ver-Tex™ instant-cooling cover, every night stays cool, comfortable, and completely yours. No compromises. All comfort.