Shop King Foam Mattresses

mattresses_king_foam

If space and softness define the ultimate mattress to you, a king size foam mattress will deliver on both. Sleeping on a king foam mattress with a partner will give you the same amount of space you'd each have sleeping on individual twins in fact, a king foam bed is almost exactly the width of two twin mattresses. Measuring 76" by 80", a foam mattress in a king size will provide taller sleepers with ample space and a plush, cushioned feel.

Read More
  • NEW AT MATTRESS FIRM

    $329.59 - $579.19 $411.99 - $723.99 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • NEW AT MATTRESS FIRM

    $330.39 - $699.19 $412.99 - $873.99 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • NEW AT MATTRESS FIRM

    $370.39 - $799.19 $462.99 - $998.99 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • NEW AT MATTRESS FIRM

    $499.99 - $930.39 $624.99 - $1,162.99 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • NEW AT MATTRESS FIRM

    $499.99 - $1,070.39 $624.99 - $1,337.99 (up to 20% off)
    Pay over  24 months!
    All monthly payments are rounded up to the nearest whole dollar. +Monthly payment is based on minimum purchase price alone of $999.00, excluding tax and delivery charges, for 24 months at 0% APR*. Learn more.
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB SPECIAL

    $191.20 - $311.20 $239.00 - $389.00 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB SPECIAL

    $207.20 - $351.20 $259.00 - $439.00 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • NEW AT MATTRESS FIRM

    $59.00 - $139.00
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH