1. Material: memory cotton, natural silk 2. Made of high-quality mulberry silk, it contains a variety of amino acids, which can keep the skin moist and smooth 3. The 3D structure does not oppress the eyeball and is more suitable for long-term wear 4. Comfortable and breathable fiber cloth is used on the outside, and the internal rebound sponge has good ventilation effect 5. Adjustable length buckle, suitable for various head circumferences 6. The nose position is designed to prevent light leakage, and the height of the bridge of the nose can be adjusted 7. High-quality rebound memory foam, not easy to wrinkle, durable 8. Size: 25x10.5x1.5cm 9. Weight: 45g