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, ...

Conversely, for a luxurious hotel-like mattress at a lower cost, consider the 14-inch Allswell Supreme hybrid at #3. Read more: Saatva Classic mattress review Best mattress toppers for college ...