If you have a tendency to overheat in bed youll benefit from these cool pillow pads and when you buy these two youll even save 5 unlike conventional ice and gel packs they provide just the right amount of cooling comfort without refrigeration and stay at a constant 4 less than body temperaturefilled with non toxic gel that delivers an amazing cooling effect when in contact with your bodysoft to the touch with memory foam like benefits flexible and responsive to body shapewipe clean