Shop Medium King Innerspring Mattresses

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Mattress Firm's incredible assortment of mattress brands, types, sizes, and comfort levels means you're sure to find the perfect mattress for you. Whether you're into a firm or plush feel, a memory foam or hybrid comfort, or a twin or California king size, we've got the bed for you.

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  • WEB SPECIAL

    $247.50 - $390.00 $825.00 - $1,300.00 (up to 70% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB SPECIAL

    $260.50 - $410.50 $499.00 - $799.00 (up to 49% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH