This silk sleep mask is made from 100% pure mulberry silk and achieves the highest quality standard (6A). It is internationally recognized Oeko-Tex Standard 100 certified, making it hypoallergenic and ideal for people with allergies. The wide surface and black backing completely block out strong light. The S-shaped design provides a more comfortable wearing experience and better light-blocking effect. The adjustable elastic band fits almost all head shapes. It is ultra-light and skin-friendly, gently conforming to the skin. It provides a cooling sensation in summer and exceptional comfort in winter. This silk sleep mask is ideal for home, hotel, or travel. It provides complete light blocking day and night, allowing you to enjoy quality sleep anytime, anywhere. This silk sleep mask not only provides excellent light blocking but also takes care of your skin. The ultra-light and skin-friendly silk material is soft to the touch and effectively prevents irritation. In addition, a silk sleep mask helps maintain skin moisture and prevent premature wrinkles. Material: 100% Mulberry Silk; Quality Grade: 6A; Certification: Oeko-Tex Standard 100; Adjustable Elastic Band: Suitable for head circumference 44 to 68 cm; Care: Hand wash recommended. For more product information, click on \"Show more product details\".