TEMPUR® make a high-density visco elastic foam that perfectly adapts to your body shape, weight and temperature for night-long comfort and support. When you lift your body off the TEMPUR® material it returns to its original shape. TEMPUR® mattresses create a custom fit for your body, virtually eliminating painful pressure points and reducing your body's need to toss and turn in search of a comfortable, pain free sleeping position. It even absorbs motion from you or your partner, so you're less likely to disturb one another.