Cool and Warm Eye Mask I'm selling this because I haven't used it in years due to having eyelash extensions. The outer packaging serves as the instruction manual. I relied on AI for the summary. AI Summary: This product is a relaxing eye mask that can be used for both hot and cold therapy. Dual Use: Supports both hot compresses and cold compresses. How to Use: For cold use, freeze in the freezer; for hot use, soak in boiling water. Reusable: Wash and reuse. Precautions: Do not heat in the microwave. FOR COLD COMPRESS: When not in use, store the ice pack in the freezer. Remove from the freezer and insert into the neoprene wrap pocket. When kept at room temperature, the wrap will remain frozen for over an hour. FOR HOT COMPRESS: Boil water to three-quarters and remove from heat. Soak the pack in hot water for 7 minutes. Remove from boiling water and insert into the neoprene wrap pocket. DO NOT put in the microwave. Easy to use Non-toxic Reusable Please refrain from purchasing if you are sensitive to items stored at home. There may be some bending or folding of the outer packaging during storage. Please understand. Please understand that this is a used item. Please check the photos as they represent the current condition. Thank you for viewing.