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3" Serene Foam Mattress Topper, King

Prices as of September 26, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Macy's price tracker

14-day low
$216.00
Sep 13 · Macy's
Best price
$410.40
−43% vs high
14-day high
$720.00
All stores
$720$468$216
Sep 13Sep 26
  • Macy's
Lowest in 14 days: $216.00 at Macy's. Highest: $720.00. Current best is 43% below the 14-day high.

About this product

The Comfort Tech 3" Foam Mattress Topper in King size is designed to enhance sleep comfort with its Serene Foam layer, which offers improved support, reduced motion transfer, and temperature neutrality. The plush outer cover is made of 100% polyester with COOLMAX moisture-wicking technology to help keep the surface dry. Measuring 74 inches long by 78 inches wide with a 3-inch thickness, it fits standard King mattresses. The topper is machine washable and comes with a 3-year limited warranty. This mattress pad provides added cushioning and durability for a more restful night's sleep.

  • King size: 74" x 78"
  • 3" thickness
  • Serene Foam construction
  • COOLMAX moisture-wicking cover
  • Machine washable
  • 3-year limited warranty

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3" Serene Foam Mattress Topper, King — Price Tracker & History