Best Buy Tech Fest SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

Skip to contentGo to Product Search
Main Content
Skip to contentGo to Product Search

Best Buy Tech Fest SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

Main Content
Categories & Filters
Best Buy

/

furniture & decor

/

bedroom furniture

/

mattresses

12 Inch Full Mattress

A 12-inch thick mattress is a great option for people who want to sleep on a firmer surface. The extra support can help people with back problems or other medical conditions. It can also provide a comfortable and supportive sleep experience for those who prefer a firmer bed. Browse the top-ranked list of 12-inch full mattresses below along with associated reviews and opinions.

Read More
Results
Main Results

  1. Bestier - 12 Inch Cooling Gel Mattress Medium Firm Memory Foam Mattress in a Box - Full

    SKU: J39TG4JY8V

    Product Description

    A gel-infused memory foam mattress offering breathable, pressure-relieving, and temperature-regulated comfort for restful sleep.
    See all Mattresses
    Your price for this item is $299.99
    Save $133
    The previous price was $432.99

  2. Renanim - SF Full Adjustable Bed with 12" Cooling Gel Memory Foam Mattress, Massage, Zero Gravity Electric Bed - Gray

    SKU: J3R8ZL6T7P

    Product Description

    A gray adjustable bed with cooling gel memory foam mattress, massage, zero gravity, and wireless remote control.
    See all Mattresses
    Your price for this item is $1,099.80

  3. Renanim - SFE Full Adjustable Electric Bed Frame with 12" Hybrid Mattress, Massage, USB, Remote & UnderBed Light - Gray

    SKU: J3Q5RVK3Y3

    Product Description

    A gray adjustable electric bed with 12" hybrid mattress, massage, USB ports, remote, and underbed lighting.
    See all Beds & Bed Frames
    Your price for this item is $1,161.85

  4. Renanim - SFE Full Adjustable Electric Bed Frame with 12" Memory Foam Mattress, Massage, USB, Remote & UnderBed Light - Gray

    SKU: J3Q5R5V7CR

    Product Description

    An adjustable gray electric bed frame with 12" memory foam mattress, massage, USB ports, and underbed lighting.
    See all Beds & Bed Frames
    Your price for this item is $1,099.80
    Save $95
    The previous price was $1,195.00

  5. GOODSILO - 12 Inch Full Hybrid Mattress with Pocket Coils and Memory Foam, Medium Firm Support - Creamy White,Gray+Cream

    SKU: J3J7FLVV98

    Product Description

    A medium-firm hybrid mattress in creamy white and gray, featuring pocket coils, memory foam, and bamboo cover.
    See all Mattresses
    Your price for this item is $243.99

  6. Renanim - Full 12" Medium Mattress in a Box, Breathable Cooling Gel Memory Foam for Cooler & Deeper Sleep - Gray

    SKU: J3R848WWFY

    Product Description

    A gray medium-firm memory foam mattress with cooling gel and breathable, hypoallergenic construction for deeper sleep.
    See all Mattresses
    Your price for this item is $372.39
    Save $42
    The previous price was $415.00

  7. GOODSILO - 12 Inch Full Size Hybrid Mattress in a Box with Memory Foam and Pocket Springs for Pressure Relief and Comfort - Grey+White

    SKU: J3J7FLVVWT

    Product Description

    A medium-firm hybrid mattress in grey and white offering cooling gel memory foam and pocket spring support.
    See all Mattresses
    Your price for this item is $257.99
    Save $21
    The previous price was $278.99

  8. Renanim - Full 12" Medium Hybrid Mattress in a Box, Breathable Cooling Gel Memory Foam for Cooler & Deeper Sleep - Gray

    SKU: J3R856G7Q7

    Product Description

    A gray medium hybrid mattress with cooling gel memory foam for breathable, hypoallergenic, and supportive sleep.
    See all Mattresses
    Your price for this item is $440.80
    Save $38
    The previous price was $479.02

  9. Renanim - SF Full Adjustable Bed with Mattress - 12" Cooling Gel Hybrid Mattress, Massage, Zero Gravity Electric Bed - Gray

    SKU: J3R8ZL6T2P

    Product Description

    A gray adjustable bed with 12" cooling gel hybrid mattress, massage, zero gravity, and wireless remote.
    See all Beds & Bed Frames
    Your price for this item is $1,161.85

  10. GOODSILO - 12 Inch Full Size Memory Foam Mattress with Cooling Layers and Certified Safe Materials - Black

    SKU: JX4RSZKY8W

    Product Description

    A black memory foam mattress with cooling layers and certified safe materials for supportive, comfortable sleep.
    See all Mattresses
    Your price for this item is $273.99
1-18 of 176 items
0 items

Best Sellers

Related Pages

Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.