The Oasis REST & RELIEF® Hot & Cold Eye Mask is a versatile and effective way to relieve a variety of eye conditions, including dry eyes, sinus pressure, and headaches. It is filled with temperature-retaining beads that can be heated in the microwave or cooled in the freezer, depending on your needs. Hot therapy can help to increase blood flow to the eyes, which can loosen meibum, an oily substance that helps to keep the eyes lubricated. Hot therapy can also be helpful for relieving muscle tension and pain. Cold therapy can help to reduce inflammation and swelling. It can also be helpful for relieving headaches and migraines. The Oasis REST & RELIEF® Hot & Cold Eye Mask is made with a soft cloth covering and an adjustable strap for a comfortable fit. It is also machine washable for easy care. Features and Benefits: Versatile and effective for a variety of eye conditions Temperature-retaining beads can be heated or cooled Soft cloth covering and adjustable strap for a comfortable fit Machine washable for easy care Suggested Uses: Dry eyes Sinus pressure Headaches Migraines Puffy eyes Dark circles Tired eyes