100% natural silk, light and breathable material filled with pure silk fabric. Super light, super soft and comfortable. Light-blocking design ensures complete darkness and provides a good sleeping environment. Wear and enjoy your "good night" at home, in the hotel or on the plane. High elastic soft strap does not tangle hair, is flexible and durable, wraps comfortably around your head. Make sure you are most comfortable in any sleeping position. Additional earplugs help prevent noise, easy to carry carry bag. It's perfect for travel, home, hotel, train, or anywhere light bothers you. NO PRESSURE ON THE EYES: The sleep mask's soft touch and adjustable size allow it to adapt to your eyes without causing stress or discomfort during sleep. It is a good partner for you to fully relax and enjoy sleep. Breathable and comfortable. Smooth fabrics give you a pure and stress-free sleeping experience and help you fall asleep quickly. Adjustability. The soft, adjustable straps prevent your hair from tangling, are flexible and beautiful, and can be easily adjusted to the most comfortable position. Fine workmanship. Hand-cut fine edge processing, durable and not easy to damage.