Knightsbridge Flex Firm Mattress

The Knightsbridge Flex Firm Mattress has an additional layer of Sealy foam for a firmer feel. The Knightsbridge Firm sets the standard for correct support, optimum comfort and unparalleled performance, as well as delivering the characteristic feel, preferred by consumers who desire a firmer mattress. It is available as an ensemble or mattress only.

Bed Sizes:

Single Unavailable
Single Long Unavailable
King Single Unavailable
Double Unavailable
Double XL Unavailable
Queen Unavailable
King Unavailable
King Zip Unavailable
King Super Unavailable

More Details Below


  • Mattress Only 
  • Shock Abzzorber Foundation
  • Fire Retardant Stretch Knit Fabric
  • StayTrue Comfort
  • Posturepedic Innerspring Technology
  • Titanium Alloy Coil
  • Unicased advanced edge support Technology
  • Various Sizes available
Knightsbridge Flex Firm Mattress
Knightsbridge Flex Firm Mattress


  • Mattress Only
  • Sizes:
    • Single 1900 x 915 mm
    • Single Long 2030 x 915 mm
    • King Single 2030 x 1055 mm
    • Double 1900 x 1385 mm
    • Double XL 2030 x 1385 mm
    • Queen 2030 x 1525 mm
    • King 2030 x 1835 mm
    • King Zip 2030 x 1835 mm
    • King Super 2030 x 2030 mm
  • Warranty: 10 years


The Knightsbridge Flex Firm Mattress includes the market leading technology of Sealy Posturepedic and Align Support Titanium Alloy Coil along with the unique UniCased Edge advanced support system built into a mattress range to suit your needs. Long lasting and designed to suit the higher than normal usage of our Clientele without compromising comfort levels in a competitive price range.

Suitable for either a Standard or an Adjustable Base. The Knightsbridge Flex Firm Mattress is the perfect companion to either the Energise or Inspire Adjustable Bed Bases. 

Knightsbridge Flex Firm Mattress
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