DescriptionThis item is an USB eye mask. Made from the natural silk, super smooth and comfortable, good for skin. Completely block out all disturbing light, to help you fall asleep easier and engage in deep. for helping you to relax and fall asleep for a truly sensational nights sleep and wake up refreshed.Features- Color: Dark Blue. - Material: natural silk. - Size: Approx. 20x10x1.5cm/7.87 x 3.94 x 0.59 inch. - Rated Voltage: 5V. - Rated Power: 5W. - Five Timing and Temperature Modes. - Completely block out all disturbing light, to help you fall asleep easier and engage in deep. - USB charging steam hot compress eye patch design, comfortable and chic. - Hot and cold use. for helping you to relax and fall asleep for a truly sensational nights sleep and wake up refreshed. - Used to relieve headache and insomnia; eliminating eye fatigue. - Wonderful gift for your friends and families.