Soothing Heating & Cooling Compress: Enjoy 3 levels of variable heat from 104℉-113℉ （40-45 ℃） to relieve puffiness, dry eyes, and more. The removable cooling gel mask can be placed in the freezer for 35-60 minutes and attached to the Eyeris 3 to provide a cooling compress that gently relieves eye strain and fatigue. Get a personalized fit with extended massage pads and an adjustable headband that fits most people