Serta Ultimate 4-inch Memory Foam Mattress Topper - Full
- Topper measures 4 inches thick, 4-pound density
- Made of viscoelastic memory foam
- Keeps you cool during warm nights
- Resistant to dust mites and naturally antimicrobial
- Temperature sensitive for a custom feel, Simulates a flotation effect
Details: Perk up an old mattress or add extra comfort to a new favorite by rolling out this 4-inch memory foam mattress. This soft topper helps keep you cool during long, warm nights for an exemplary night's sleep. A topper design makes this piece easy to move around to your next mattress.