feature: 1. Sleep aid and eye relaxation. Both sides are made of high quality material. Cool breathable relaxation with this soothing mask from oy's ultra-soft ultra-soft silk. 2. This soft and easily adjustable headband won't get caught in your hair or pillow. This plastic conditioner stays on the back of your head, not your temples, which can be uncomfortable for someone sleeping next to you. 3. Ideal for people with insomnia, migraines, dry eyes, because the breathable material can provide healthy oxygen while preventing dry air from entering. 4. Enjoy the benefits of a complete power outage, whether at home, in a hotel, or on a plane. This perfect travel accessory helps you stay energized. describe: Specification: Size: 20*12.7cm Material: cotton, printing, PVC ice pack Package Included: 1pc * eye mask notes: 2. The monitor is not calibrated the same, the color of the item shown in the photo may be slightly different from the actual item.