The eye mask is made of silk fabric, which is soft and breathable,it will keep your eyes shielded from annoying light without compressing your nose bridge, eyelids, and temples while you sleep; The adjustable pain-free strap of our blackout eye masks is specifically designed to be adjusted flexibly to allow you to sleep comfortably in any position. When the silk eye sleeping mask is used to aid sleep,The sleepmask are perfect for Travel, Home, Flight, Train or anywhere where your sleep is bothered by light. The night sleep aid mask is also lightweight that you can wear it for concentration or meditating for Yoga. The satin sleeping mask is also a perfect gift for giving to family, friends, and colleagues, helping them have a better sleep. If the silk eye sleep mask do not meet your expectations, please contact us via email, and we will promptly provide the best solution for you. This eye mask is made of silk fabric, which is soft and breathable,it will keep your eyes shielded from annoying light without compressing your nose bridge, eyelids, and temples while you sleep; The adjustable pain-free strap of our blackout eye masks is specifically designed to be adjusted flexibly to allow you to sleep comfortably in any position.