Serta Ultimate Comfort 4-inch Gel-Infused Memory Foam Mattress Topper

by Serta
Starting at$14399
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ITEM# 25908099
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    • Warranty
      Included: 10 year Limited Manufacturer
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    ITEM#: 25908099

    Now you can extend the life of your current mattress-and make it more comfortable, more supportive and cooler sleeping too. The Serta Ultimate Comfort Memory Foam Mattress Topper. It has 4 full inches premium gel-infused memory foam that relieves painful pressure points and dissipates heat so you'll enjoy a deeper sleep. Get the ultimate in cooling comfort from 4 inches of premium, gel-infused memory foam. Relieves pressure points for less tossing and turning and a deeper night's sleep. Gel infused memory foam transfers heat away from the body to create the ideal sleep temperature. Perfect for side, back and stomach sleepers. Crafted with the highest quality. Feel good about sleeping on this CertiPUR-US certified foam; it's performance, durability, and emissions-tested. Foam made in USA. Promotes proper spinal alignment with a balance of sink-and-sigh comfort and energizing support. Fits easily under your fitted sheet.

  • Twin: 4 inches high x 38 inches wide x 75 inches long
  • Full: 4 inches high x 54 inches wide x 75 inches long
  • Queen: 4 inches high x 60 inches wide x 80 inches long
  • King: 4 inches high x 76 inches wide x 80 inches long
  • California King: 4 inches high x 72 inches wide x 84 inches long

    Memory Foam Details:
    • Resistant to dust mites, naturally antimicrobial
    • Temperature-smart memory foam responds to body heat and movement, reshaping to distribute body weight and relieve pressure points to improve circulation
    • Never needs turning

    Memory Foam Tips:
    • Conveniently arrives tightly packed in portable box.
    • Remove from packaging within 72 hours to maximize expansion.
    • You can sleep on it the same night it is unwrapped, however allow 48 hours to fully return to its original shape.
    • Vacuum sealing sometimes traps odors. After unwrapping, air for a few hours to eliminate trapped odors.
    • Due to machine-cutting manufacturing processes, there may be slight variances in the dimensions of this product.

    Due to the nature of memory foam, the firmness level of similar products may produce different firmness results.

    Once opened this product is non-returnable.
  • Specs

    Type Mattress Topper
    Thickness 4 Inch
    Memory Foam Type Gel Memory Foam, Memory Foam
    Density 2.5 Pound
    Firmness Medium
    Care Instruction Spot Clean
    Dimensions 72.0 In. X 84.0 In. X 4.0 In.
    Warranty 10 year Limited Manufacturer
    Model Number 70.1097.99.05.96
    Country of Origin United States
    • Verified Purchase
      Option: Queen

      This user earned $5.00 in rewards for writing this review.Learn More

      We bought a queen Serta Ultimate Mattress Topper, for our 5th Wheel-Toy Hauler! OMG! Best thing we did was to buy this Mattress Topper! We slept so good on it! It is very well made, it fit our queen mattress perfect,not to big & not to small Just right! We didn’t notice any Oder when we unpacked it from the package it arrived in! We are looking forward to more camping trips in the near future with awesome comfort while we sleep in our 5th Wheel! We are happy campers! 💑

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    • Verified Purchase
      Option: Queen

      This can remarkably change your sleep. It will make a good sleep a phenomenal sleep.

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    • Verified Purchase
      Option: Twin

      Great topper. Very comfortable and made a hard bed much more comfortable for our guest room.

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    • Verified Purchase
      Option: California King

      This user earned $2.00 in rewards for writing this review.Learn More

      Our previous topper was worn out and lasted long past the warranty period. Purchased the same brand. Even more comfortable than the last one.

      Read More
    • Verified Purchase
      Option: Queen

      Great for an achy back and a good night's rest.

      Read More
    • Verified Purchase
      Option: Full

      I tried it for a few nights, just wasn't firm enough for me and keeping sheets on it seems impossible.

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    • Verified Purchase
      Option: Queen

      Read More
    • Verified Purchase
      Option: King

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    • Verified Purchase
      Option: Queen

      Its very soft!!! I would of liked a little firmer its perfect for our spare bedroom our guests love it!!

      Read More

      This user was entered into a sweepstakes after submitting their honest review.

    Questions & Answers

    • Q:

      "Does this topper come with a cover?"

      • A:

        It does not.

    • Q:

      "Why did you choose this product?"

      • A:

        I like the description . Like the reviews. I think that this might work for me.

      • A:

        My mattress is expensive and I wasn't ready to replace it. I am expecting that buying the topper with gel that, it will be cooler and more comfortable to sleep on.

      • A:

        The Serta name and the reviews that I read. They helped me in making my decision.

      Read more Read less
    • Q:

      "Is there a cover included with this topper? If not, can one be purchased along with the topper? Thank you"

      • A:

        A cover is not included. Please see item#17670172

    Shopping Tips & Inspiration

    Shipping & Returns

    Contact Information


    Usually leaves our warehouse in 1-2 business days. *

    Shipping Information:

    Our standard shipping method is ground shipping. We also offer expedited shipping for most items. Your final shipping cost and estimated delivery timeframe will be available at checkout.
    Standard shipping details
    Expedited shipping details

    Non-Returnable Item Policy:

    This item is not returnable unless the problem you experience is the result of our error.
    More Details


    This item cannot be shipped to Alaska or Hawaii. More details

    For your protection, all orders are screened for security purposes. If your order is selected for review, our Loss Prevention Team may contact you by phone or email. There may be a two business day delay to process your order.

    ** Most Oversize orders are delivered within 1-4 weeks. Some orders may take 6 weeks to be delivered.