GREAT FOR RELAXATION AND TRAVEL:These steam eye masks are great for relaxation - the green tea fragrance is very subtle - and they warm to a comfortable temperature. You can used them for sleeping, and they cool down after maybe 45minutes or so. These 20pcs disposable eye masks are individually wrapped which makes them perfect for travel. It's a nice way to relax and help you to fall asleep more easily while traveling. EYE SOOTHING-These heated eye masks provide a nice gentle warmth that feels so comforting and relaxing. In that process, they also release fine moist steam that helps to moisturize your eyes,comfort the skin around eyes, let tired eye enjoy the gentle steam.Even after taking this mask off, you could feel the moisturizing effects. SAY GOOD BY FOR DRY EYES-Your eyes are so dry and tired after a long day working on the computer screen.... and these steam eyes mask are so comforting, you feel so relaxing and refreshing after using these warming steam eye masks.they help fully relieve sore, tired eyes ry eyes and eye astringent, and self heating steam eye mask also improve eye fatigue, eye dark circles, under-eye bags, insomnia and other issues. WHERE IS EAR LOOPS--The ear loops are on the white side, as long as you gently tear them apart.ear loops blend in so well with the white side that you can't tell they're there.The material is soft and quite stretchy so they should fit most comfortably. SELF-HEATED EYE MASK- The self heating eye masks are easy to use as they are self heating and don require an additional heat source. just open and put on disposable eye heat mask, it automatically starts heating and warming up. gentle steam eye mask heat up to a nice, comfortable, relaxing temp. they keep warm for a decent amount of time (30-45 minutes) and are comfortable enough to sleep in. They Helps to relive sore, tired eyes.