The sleep mask features a 3D deep contour design and adjustable straps to ensure a perfect fit without compressing your eyes. At the same time, with the help of comfortable and safe fabrics, our eye masks can block 99% of light, whether natural or artificial light, creating a light-free environment for your sleep and improving your sleep quality and experience. In addition, this eye mask can be widely used in the office, travel, and transportation, and is a must-have for home travel. Specification: Sleep mask size: 25x10 cm/9.84x3.94 inches Color: pink/black/grey, as per your choice Material: memory foam Packing list: 1 sleeping mask Kind tips: 1. Do not bleach or iron. 2. Wash and air-dry the eye mask before first use. 3. It is recommended to use mild detergent below 40?/104°F for hand washing.?Improve sleep quality?Using thickened memory foam, soft and skin-friendly. The eye mask feels luxurious and gentle on the face, allowing you to sleep comfortably throughout the night without any discomfort or irritation. Note: Please wash your hands with water below 40?/104°F. Please wash the eye mask while sleeping and let it dry naturally before use. ?Wide range of uses?Due to its compact appearance,Sleep eye mask can be carried with you on airplanes, trains, cars, offices, homes... providing you with a familiar and comfortable environment, making it easier for you to adapt to different sleep, nap, Meditate or any time of day you need to relax. ?Freely Adjustable?The adjustable straps of the sleep mask can be used for both women and men, ensuring a suitable fit for most head sizes, suitable for head circumference 46-67.5 cm/18.11-26.57 inches (with natural straps). They are easy to adjust and secure, and the straps also help improve the overall comfort of the eyecup. ?Effectively Blocks Light?Sleep mask adopts 3D deep contour design to ensure a perfect fit for your eyes and block 99% of light sources. Whether it's natural sunlight or artificial lighting, you can rely on these covers to create a pitch-dark environment that promotes deep and uninterrupted sleep. ?No Pressure on Eyes?Sleep eye mask adopts 3D deepened groove design to deepen the eye socket grooves and adopts an ergonomic arc design to provide enough space for the eyes. Give your eyes a truly comfortable space, achieve zero pressure on your eyes, and also allow your eyelashes to stretch.