We Promise Blackout! What to Do When My Eye Sleep Mask Is Still Leaking Light? Move the elastic band up until it is above your ears: this leaves no gap around the nose and blocks light effectively. Remember: if there is no gap between the face and mask, then there is no light leakage. Ergonomic 3D Hollowed Design, Leaves Your Eye Makeup Intact: To allow your eyes to blink freely without affecting eye makeup, this mask features a deep 3D design (up to 0.7 inches). The hollowed structure provides extra space around the eyes, making it suitable for those with eyebrows, eyelash extensions, or false lashes. With no pressure on the eyes or forehead, this sleep mask is comfortable for both men and women. U-Shape Nose Area Design, Effective Light Blocking: The sleep mask features a U-shaped design around the nose area that fits the nose bridge to help prevent light leakage. Ideal for a full night’s sleep, a quick nap, travel by plane or car. Enjoy uninterrupted, deep, and relaxing sleep with this molded eye cover anytime, anywhere. Adjustable Elastic Strap, Fits Various Head Sizes: The sleep mask includes an adjustable, comfortable head strap that stays in place during sleep. Designed to suit different head sizes and shapes, it works well for side sleepers. Soft, Toxic-Free Memory Foam, Supports Restful Sleep: Made with soft, breathable, low-rebound memory foam, this sleep mask provides a natural way to support better rest. Suitable for individuals seeking relief from occasional insomnia, headaches, or dry eyes.