This memory foam mattress topper is built with superior technology. Four inches thick, it comes featured with high quality memory foam and cool foam that helps make sleep comfortable. The mattress is also naturally antimicrobial, as this memory foam is especially designed like that.
It also comes with the following features:
Eliminates motion transfer
Disperses your weight evenly
Helps rejuvenate tired muscles and eases back pain
Meets all flammability standards
Twin: 75 inches x 39 inches
Full: 75 inches x 54 inches
Queen: 80 inches x 60 inches
King: 84 inches x 72 inches
You can get this from Overstock.