King Mattress Toppers


76x80 inches

Viscosoft’s King mattress toppers are constructed with high-quality materials and are Certipur-US certified to deliver hotel-quality comfort.

Free shipping, easy returns & a 90-day guarantee.


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FREE delivery in 3 business days or less. 3" High Density Foam. Photo of a 3" thick white & blue mattress topper secured to a bed with adjustable straps.
On sale
$229.95

Select High Density Mattress Topper - 3 inches / King

FREE delivery in 3 business days or less. 4" High Density Foam. Photo of a 4" thick white & blue mattress topper secured to a bed with adjustable straps.
On sale
$299.95

Select High Density Mattress Topper - 4 inches / King

FREE delivery in 3 business days or less. Dual Layer Memory Foam + Pillow Top. Photo of a dual layer white mattress topper secured to a bed with an 18" deep pocket skirt.
On sale
$279.95

Serene Hybrid Mattress Topper - King / 4 inches

Serene Hybrid Mattress Topper now available in 3 inch and 4 in thickness
On sale
$219.95

Serene Hybrid Mattress Topper - King / 3 inches

FREE delivery in 3 business days or less. 4" Copper Infused Foam. Made in the USA. Photo of a 4" thick white mattress topper secured to a bed with adjustable straps.
On sale
$399.95

Active Cooling Copper Topper - Ivory / King

Photo of the black cooling cover unzipped and pulled back exposing the dual layered, copper infused foam of the mattress topper.
On sale
$399.95

Active Cooling Copper Topper - Black / King

FREE delivery in 3 business days or less. Responsive support. Made in the USA. Photo of a light blue mattress topper on top of a bed.
On sale
$89.95

Reflex Gel Mattress Topper - 2 Inch / King

FREE delivery in 3 business days or less. Responsive support. Made in the USA. Photo of a light blue mattress topper on top of a bed.
On sale
$119.95

Reflex Gel Mattress Topper - 3 Inch / King

FREE delivery in 3 business days or less. 3" Lavender Infused Foam. Photo of a 3" thick white & lavender mattress topper secured to a bed with adjustable straps.
On sale
$239.95

Select High Density Mattress Topper - Infused - Lavender / King

Our King Best Sellers

Select High Density King Select High Density King

Select High Density

Our King high-density memory foam mattress topper is more durable than comparable foams, feels plush & pushes back with resilient support after your body settles.

SHOP KING SELECT >
Serene Hybrid King Serene Hybrid King

Serene Hybrid

The best of both worlds. This King mattress topper balances the support of memory foam with the plush comfort of a down alternative pillow top cover.

SHOP KING SERENE HYBRID >
Active Cooling King Active Cooling King

Active Cooling

This King mattress topper is built with copper-infused foam & a cover made with phase-changing yarns to help you sleep cool throughout the night.

SHOP KING ACTIVE COOLING >
King Mattress Topper King Mattress Topper

SHD Infused

This King mattress topper uses our best-selling, high-density foam and infuses it with activated charcoal and natural lavender for a better night’s sleep.

SHOP KING INFUSED >

SAVE MONEY WITH A KING

The King Mattress Topper

It’s no secret that King size mattresses are pretty pricey, so it makes sense to want to keep it for as long as possible. The budget friendly solution to extending the life of a King size mattress? A King size mattress topper.

A King size mattress topper will not only protect your investment and give it an additional layer of comfort, but it can also extend the lifespan of your mattress. 

King Mattress Topper
King Mattress Topper

WE'VE GOT SOMETHING FOR EVERYBODY

Wide variety of toppers

We have a wide selection of King sized mattress toppers, including high-density memory foam for pain relief, dual-layered pillow-top & memory foam for plush comfort, and copper-infused foam for cooling relief.

All of our King mattress toppers have a 90-day guarantee, fast & free shipping, and hassle-free returns.

Not the size you need?