Ultrasoft material: The sleep mask is crafted from quality, supersoft silk fabric. It feels gentle against the skin, providing maximum comfort during sleep and preventing irritation to your eyes or face. lightblocking: Thick, lightproof material blocks out all light sources, including sunlight through windows and the glow of electronic devices, creating a completely dark environment for better sleep. Adjustable strap: An adjustable elastic strap lets you the fit to your head size, ensuring a snug yet comfortable feel. It won't slip off during the night, and the elastic remains durable and maintains its shape after repeated use. Ergonomic design: The contoured shape fits the natural curve of your face, forming a seal around the eyes without putting pressure on your eyelids, allowing your eyes to relax fully. Versatile use: Suitable for travel on planes or trains, at home, or in the office during a nap. It's also a thoughtful gift for those who have trouble sleeping or are sensitive to light. Adjustable fit for all head shapes: The eye mask is ergonomically designed and sizeadjustable to fit a wide range of head sizes without causing discomfort. Soft yet sturdy: Made from soft and sturdy fabric for a comfortable touch that is durable and resistant to wear and tear. Carefully cut and sewn: Tight, neat, and smooth seams minimize friction and prevent pressure in any sleeping position. Sleep enhancement: The soft, comfortable mask creates a more relaxing environment to improve sleep quality, making it ideal for flying, traveling, and more.