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Serta Total Support 3-inch Response Foam Mattress Topper, King

Serta Total Support 3-inch Response Foam Mattress Topper, King

3.1(33 ratings)

Best price now

$124.79at Kohl'sObserved at 7:11 AM

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Our take on the Serta Total Support 3-inch Response Foam Mattress Topper, King

The Serta Total Support is a 3-inch memory foam mattress topper meant to soften a too-firm mattress or add pressure relief without replacing the bed. It comes in six sizes, with the King measuring 72 by 82 inches. It is a budget-priced topper rather than a premium one, and its reception is mixed: 3.1 out of 5 from 33 ratings. The best new price is $124.79 at Kohl's as of November 7, 2026, and only one store lists it new, so there is little price competition to wait for.

Best forSoftening a too-firm mattressSide sleepers who want pressure reliefGuest beds and dorm roomsShoppers who want a low-cost fix before buying a new mattress
Pros
  • 3-inch profile adds noticeable cushioning
  • Memory foam contours to shoulders and hips
  • Six sizes, including Twin XL and California King
  • Cheaper than replacing a mattress
  • Removable cover is machine washable on many versions
Cons
  • Mixed ratings: 3.1 out of 5 from 33 ratings
  • Memory foam sleeps warm for some owners
  • May compress and flatten over time
  • Only one store lists it new, so little price competition
  • King size is bulky and hard to move

Serta Total Support 3-inch Response Foam Mattress Topper, King prices at every store

  • Kohl'sNew

    In stock

    $124.79Observed at 7:11 AM
    Visit Kohl's

Serta Total Support 3-inch Response Foam Mattress Topper, King price history

Lowest price we've seen: $124.79 on Nov 7 at Kohl's. Tracked across 1 store since Nov 7.

What reviewers say

  • 3.1 / 533 ratings

Ratings are mixed at 3.1 out of 5 from 33 ratings. Buyers who like it credit the cushioning and easier mornings; others report it sleeps hot and loses support.

What people mention
  • ComfortPraisedOwners who like it say it makes a firm mattress noticeably softer.
  • HeatCriticisedSome sleepers say the foam traps heat and they wake up warm.
  • DurabilityCriticisedSeveral report the foam compresses and loses support over months.
  • ValueMixedBuyers call it a cheap fix, but some feel it is not worth it once it flattens.
  • FitPraisedThe King size matches a standard King mattress at 72 by 82 inches.

Specifications

Twin
37" x 73" x 3"
Queen
58" x 78" x 3"
King
72" x 82" x 3"
California King
74" x 78" x 3"

Questions and answers

Will this make a firm mattress softer?
Yes, the 3-inch foam layer adds cushioning on top of a firm mattress. It softens the surface but does not change the mattress's underlying support.
Does it sleep hot?
Some owners report it traps heat. Memory foam tends to run warm, so hot sleepers may prefer a gel-infused topper.
What size should I get for a King bed?
Choose the King, which measures 72 by 82 inches. California King beds need the 74 by 78 inch California King size.
Does it come with a cover?
Many versions ship with a removable cover. Check the listing for the specific size before buying.
Is $124.79 a good price?
It is the best new price found, at Kohl's as of November 7, 2026, and only one store lists it new, so there is little room to wait for a lower price.
How long does it last?
Reviews are mixed on longevity. Some owners report flattening within months, so expect a shorter life than a premium topper.
Where is the Serta Total Support 3-inch Response Foam Mattress Topper, King cheapest?
At Kohl's, for $124.79, as of our latest check.
What do buyers say about the Serta Total Support 3-inch Response Foam Mattress Topper, King?
Rated 3.1 out of 5 from 33 ratings.

Stores we've priced the Serta Total Support 3-inch Response Foam Mattress Topper, King at

  • Kohl's deals and prices

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