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Cooling Mattress Topper King

Enhance your sleep experience with a cooling mattress topper in king size. Designed to provide ultimate comfort and temperature regulation, this mattress topper is a game-changer for those seeking a restful night's sleep. Say goodbye to tossing and turning due to overheating, as the cooling technology incorporated into this topper helps dissipate body heat and keeps you cool throughout the night. Browse the top-ranked list of cooling mattress toppers in king sizes below along with associated reviews and opinions.

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  1. Bestier - 3" Cooling Gel Memory Foam Mattress Topper - King

    SKU: J39TG4JLSL

    Product Description

    A ventilated gel memory foam topper in white offers cooling comfort, pressure relief, and medium firmness.
    See all Mattresses
    Your price for this item is $129.99

  2. Bestier - 4 Inch 5-Zone Memory Foam Mattress Topper, Gel Infused Foam Mattress Topper for Pressure Relief Bed Topper - King

    SKU: J39TG4JLTW

    Product Description

    A gel-infused, black memory foam topper with 5-zone support and cooling airflow channels for pressure relief.
    See all Mattresses
    Your price for this item is $138.99
    Save $61
    The previous price was $199.99

  3. Bestier - 2 Inch 5-Zone Memory Foam Mattress Topper, Gel Infused Foam Mattress Topper for Pressure Relief Bed Topper - King

    SKU: J39TG4JLRL

    Product Description

    A gel-infused, 5-zone memory foam topper with cooling channels offers targeted support and pressure relief.
    See all Mattresses
    Your price for this item is $79.99
    Save $30
    The previous price was $109.99

  4. CGK Linens - 2" Cooling Gel Infused Memory Foam Ventilated Mattress Topper - King - Blue

    SKU: CL29QWX5T2

    Product Description

    A blue memory foam topper with cooling gel and ventilation holes for enhanced airflow and pressure relief.
    See all Mattress Toppers & Pads
    Your price for this item is $99.99
    Save $10
    The previous price was $109.99

  5. Bestier - 2" Cooling Gel Memory Foam Mattress Topper - King

    SKU: J39TG4JLYP

    Product Description

    A white gel-infused memory foam topper with ventilated holes offers cooling comfort and pressure relief.
    See all Mattresses
    Your price for this item is $94.70

  6. Bestier - 2" EGO Cooling Gel AeroFusion Memory Foam Mattress Topper - King

    SKU: J39TG4JLVX

    Product Description

    A white gel-infused memory foam topper offering cooling comfort, breathability, and medium to firm support.
    See all Mattresses
    Your price for this item is $115.99
    Save $25
    The previous price was $140.99

  7. Bestier - 4" EGO Cooling Gel AeroFusion Memory Foam Mattress Topper - King

    SKU: J39TG4JYCJ

    Product Description

    A white gel-infused AeroFusion memory foam topper offers cooling comfort and medium to firm support.
    See all Mattresses
    Your price for this item is $195.99

  8. Bestier - 4" Cooling Gel Memory Foam Mattress Topper - King

    SKU: J39TG4JL94

    Product Description

    A gel-infused memory foam topper with ventilated holes offers cooling comfort and pressure relief for restful sleep.
    See all Mattresses
    Your price for this item is $149.99

  9. Casper - Wave Hybrid Mattress, California King - Gray

    SKU: JJ86Y2LVXL

    Product Description

    A gray California King hybrid mattress with breathable memory foam and cooling gel for optimal back support.
    See all Mattresses
    Your price for this item is $3,495.00

  10. Vipbear - 3" Short King Size Extra Firm Mattress Topper, Cooling Gel Bamboo High Density Memory Foam, for Pain Relief, 75" x 72" - White

    SKU: JJGT9C6YCW

    Product Description

    An extra firm white memory foam topper with cooling gel and bamboo for pain relief and refreshing sleep.
    See all Mattresses
    Your price for this item is $104.99
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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.