1. [Effective Soothing]Our eye mask absorbs moisture from the air and releases it in the form of clean moist heat. Effectively relieves eye fatigue, puffy eyes, migraines and sinus pain, providing natural hydration and nourishment to the most sensitive areas of the face. 2. [Hot or Cold Therapy]Whether you prefer soothing heat therapy or revitalizing cool therapy, our heated eye masks can be used both ways, just heat it in the microwave at a moderate temperature for 20 sec or chill it in the zer for 2 hours, then apply to your eyes for 10 minutes. 3. [Safe and Reusable]This weighted eye mask contain no harsh chemicals can be reused. Each eye mask for dry eyes comes with a storage bag, if cleaning is needed, you can simply use a dry or wet towel to gently scrub the outer eye mask bag, making sure the hot stone bag remains dry. 4. [Multiple Uses]Eye masks for sleeping provides perfect light blocking to protect your eyes from light while you rest, you can also use it anytime you need hot/cold treatments. There will be no pressure on the bridge of the nose and temples when sleeping, allowing you to experience double comfort.