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96% of customers were happy with their purchase.

Mattress Firm 300 Adjustable Base

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    Why Our Sleep Experts™ Love It

    "If you are looking for increased pressure relief, this is the way to go with feet and head adjustment to just the right position!"- Dennis Ottochian, Sleep Expert

    Helps With
    Acid Reflux icon
    Acid Reflux
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    Sleep Apnea
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    The Mattress Firm 300 offers a personalized sleep experience with head and foot adjustment settings designed to help alleviate joint pains and provide increased pressure relief. Plus, the wireless remote makes finding your perfect position easy with its backlit buttons and programmable memory option.

    The base is 100% versatile featuring removable legs making this base compatible with all bed sets including platform beds. Protect your adjustable base with FirmCare Protection Plan.


    Total Size 58.5" W x 79.5" L
    Weight Capacity 850 lbs.
    Max Height 38.25"
    Min Height 15"
    Length 79.5"
    Width 58.5"
    Adjust Your View


    • Independent Head Articulation
    • Independent Foot Articulation
    • 850lb Lift Capacity
    • Split-Sizes available to purchase via Call (877-349-6231)/Chat or In-Store


    • Classic Foundation Style Design
    • Zero-Clearance Platform Friendly
    • Adjustable Legs 6” – 10”
    • Furniture Grade Upholstery
    • Removable Legs


    • Wireless Backlit Remote
    • One Touch Flat
    • Flashlight Remote
    • 1 Programmable Memory Option
    About mattress firm
    Mattress Firm Exclusive
    Delivery & Shipping

    Silver Service


    Drop-off delivery service, meaning we won’t enter your home and will drop products off at your front door, side door or garage. Someone 18 years or older must be present to sign for delivery. No removal of your old mattress set.


    Gold Service

    $79.99 - $119.99

    In-home setup and removal of your old mattress.


    Platinum Service


    In-home setup of Adjustable Base and up to 3 mattress sets.

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