The Extended Life Grayson Firm mattress combines high density foams, cool and pressure relieving graphite latex and a zoned encased steel coil system to deliver years of consistent comfort and support.
- Cooling, pressure relieving comfort – Graphite Latex enhances the resiliency and durability for pressure relieving comfort while helping wick away moisture and heat from your body for an optimal sleeping temperature surface.
- Durable support for any body shape and size – King Koil’s proprietary Perfect Contour® Reaction coil system, utilizes over 1000 steel coils strategically placed to support each individual body shape and size to improve postural alignment while reducing motion disturbance.
- Adjustable bed compatible
- Proudly designed & built in the USA since 1898
- Impressive 25 year warranty – King Koil delivers on its promise of consistent comfort, support and quality.
*If your bed requires a box spring, you need to purchase the coordinating box spring along with the mattress in order for the warranty to stay in tact. *