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King Koil Xtended Life Maxfield Extra Firm King Mattress

Model #: 7191KK-1060
King Koil
At a Glance
The Xtended Life Maxfield Extra 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.
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Get to know this product.

Xtended Life Maxfield Extra Firm Mattress

The Xtended Life collection from King Koil offers exceptional sleep confidence that defies the status quo. Strategically positioned layers of pressure relieving and cooling comfort foams rest on a durable and zoned encased steel coil system. Together, they harmoniously combine the best of their properties to provide you a consistent sleeping experience year after year.

  • 14" Mattress Height
  • Graphite Latex
  • High Density Foams
  • 1022 Perfect Contour Reaction Coil System
  • 25 Year Warranty

Super Stretch Tencel Fabric

A natural and breathable fabric that offers pressure relief at the surface of the mattress allowing the sleeper to benefit from the lift and reduced motion below.

Graphite Latex

Graphite, a natural mineral, is infused with latex to enhance the resiliency and durability for pressure relieving comfort while helping wick away moisture and heat from your body for an optimal sleeping temperature surface.

1022 Perfect Contour Reaction (PCR) Coil System

Over 1000 Active and Reaction coils work together to comfortably support each individual body shape and size to improve postural alignment while reducing motion disturbance.

Strength & Durability

The Xtended Life Collection has been rigorously tested beyond the industry standards. Superior high-density foams, and an extra strength 12-slat wood foundation are used to ensure long lasting comfort and durability.

Comfort Design

  • Tencel™ Fibers
  • Superior High-Density Foam
  • High Performance Foam
  • Extra Firm Density Foam
  • Graphite Firm Latex

Support Design

  • 1022 Perfect Contour® Reaction (PCR) Coil System
  • Excellent Edge™ Foam Encasement
  • Everlast® Base Foam

*Mattress only, other pieces sold separately. Image may not depict actual size.


Misc. Specs

Height (in.)14
Made InUSA
Mattress SizeKing
Width (in.)80
Length (in.)76
Manufacturer Warranty25 Year
Mattress Comfort LevelExtra Firm
CollectionExtended Life
Mattress ConstructionPocketed Coil
WarningProposition 65 Warning for California Residents