1. ULTRA SOFT MATERIAL: Our sleep mask for women and men is made of the softest mulberry silk on the market. It's breathable and won't irritate your skin, providing you with a comfortable and peaceful sleep environment. 2. 3D ergonomic design: Our sleeping mask adopts an upgraded 3D ergonomic design to ensure a perfect fit for all face shapes. The elastic band is adjustable. The soft and smooth fabric gently presses your eyes, providing a comfortable and relaxing experience. 3. BLOCKS OUT LIGHT: Our sleep mask is designed to block out all light, creating a dark and peaceful environment for sleep. Whether you're trying to sleep during the day, or need to block out light for meditation or yoga, our mask will help you achieve your goal. 4. UPGRADED ELASTIC BAND: The elastic band of our sleep mask is made of materials, ensuring that it won't break or stretch out over time. The adjustable band allows you to find the perfect fit for your head, providing a comfortable and secure fit. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. YJL official store