The best cooling mattress toppers provide extra comfort and support and keep you from overheating in bed. After testing, these are our top 4 picks.

The ViscoSoft Memory Foam Mattress Topper comes in 2-, 3-, and 4-inch thicknesses to accommodate the level of support you prefer. The 3-inch version (pictured above) added comfy, mild cradling to ...

Allswell’s mattress topper is an innovative solution for uncomfortable and hot sleepers. The dual-layer memory foam has two inches dedicated to comfort, two inches for support, and the whole ...

Mattress toppers typically range from 2 to 4 inches in thickness. A thicker topper (3-4 inches) is ideal if you need significant cushioning or want to change the feel of a firmer mattress.

Most mattress toppers come in 2-, 3-, or 4-inch options. In terms of softness and fluffiness, thicker is usually better. However, you'll want to keep in mind that if you purchase a thicker topper, ...

Mattress toppers are usually 1- to 4-inches thick, and a thicker mattress topper will have a greater effect on changing the feel of your mattress.