Specifications: Unit:1Pcs Material: polyester cotton, cotton padded Size: one size fits all. Color: black Advantages: ---Adopts high quality breathable cooling polyester cotton material ---Very convenient and comfortable ---Very suitable for travel, office, headache relief, etc. ---Perfect sleeping tool for boosting the immune system ---Unique appearance design to match person's face shape ---Completely blocks out ambient light, give you a better sleeping Warm tips: 1. Hand wash only, and the water temperature should below 40 °C (104 °F). 2. Do not use the dryer, because the high temperature can cause the mask deformation and shorten its service life. 3. Do not tear vigorously; use under normal circumstances can maintain good flexibility. Package include: 1Pcs *Sleep Eye Mask About the product: 1.Soft and Comfortable: Made of high quality cooling polyester cotton fabric and 100% organic cotton padded, this sleep mask offers you a soft and fresh touch on eyes with the natural material, which can release your facial stress and help you get into sleep rapidly. 2.The soft adjustable sticking strap won't tangle hair, does not fall off when sleeping. Flexible and durable to surround your head comfortably .To form the most comfortable fit in any sleep position. 3.3D Ergonomic Design--- Unique contoured eliminate eye fatigue, which has zero pressure to eyes, promoting your sleep. Polyester cotton material mask brings stronger shading effect and more contour space than normal sleep mask, will not smudge your eyelash/eyelid/eye makeup. Perfect for female eyelash makeup. 4.100% Light Blocking: Perfect fits the nose contour in a better way, reaching 100% shading effect. Let you relax your eyes in the dark to help you fall asleep faster and sleep better. An idea gift for women and men who need high quality sleep. 5.Wear this enjoyable mask for uninterrupted sleep environment. Additionally, it will provide your eyes the ultimate comfort and is ideal for travel, home, planes, daytime use, and other various environments.