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Smithsonian Sleep Collection 3" Premium Copper Infused Memory Foam Mattress Topper

Smithsonian Sleep Collection 3" Premium Copper Infused Memory Foam Mattress Topper

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 Kohl's price tracker

14-day low
$227.49
Sep 13 · Kohl's
Best price
$227.49
−0% vs high
14-day high
$227.49
All stores
$227$227$227
Sep 13Sep 26
  • Kohl's
Lowest in 14 days: $227.49 at Kohl's. Highest: $227.49. Current best is 0% below the 14-day high.

About this product

The Smithsonian Sleep Collection 3" Premium Copper Infused Memory Foam Mattress Topper enhances sleep comfort with a cooling, breathable design. Made with ventilated memory foam and high-resistance support layers, it promotes healthy sleep posture. The topper features a copper-infused layer for anti-bacterial benefits that help reduce odor and keep bedding fresh. It has a 3-inch thickness and deep skirt to fit mattresses up to 22 inches thick. The cover is made from a 55% viscose rayon bamboo and 45% polyester blend, is machine washable, and meets CertiPUR-US standards for safety and low emissions. Available in Full, Queen, and King sizes.

  • 3" ventilated memory foam
  • copper-infused for odor control
  • breathable bamboo rayon cover
  • fits up to 22" thick mattresses
  • machine washable
  • CertiPUR-US certified

Based on 14 reviews at Kohl's

Read all 14 reviews on Kohl's

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Smithsonian Sleep Collection 3" Premium — Price History