Adjustable strap: the silk sleeping mask with adjustable strap and buckle fits most head size, giving you comfortably use feeling, so you can roll at will in bed and don't need to worry about traffic jolting, fitting kids, adult and the elderlyImprove sleep: the soft eye cover with breathable fiber allows healthy oxygen in while keeping dry air out, which makes the sleeping mask suitable for insomnia or dry-eye sufferers; It can also help you fall asleep faster and deeper than before, helping people who suffer from headaches, insomnia, travel by air, camping, vacation, work shifts during the day, light sleepers or people who are sensitive to light to improve sleep qualityEffectively block out lights: the eye mask can fully cover your eyes, and it's padding fabric at the bridge of nose in the inner side can block out all light to make sure you sleep in total whether at home, in a hotel or on the plane, nice travel accessory to help you feel rested and refreshed, whether in the bedroom, in the tent, or in the car or on the plane; It will not oppress the eyeball when wearing itSilk and soft fabric: the blindfold eyeshade is made of quality silk material which is a type of porous fiber that has good hygroscopicity and moisture permeability, so the blindfold is soft, lightweight, breathable and comfortable to wear, helping to release stress on your eye areas