? MULTI PURPOSE: It can be used for concentration and meditation, and alsoused to cover the eyes when performing certain yoga exercises. The silk mask are lightweight and easy to carry. ?ADJUSTABLE ELASTIC BAND: The strap of the sleep eye masks for women &men can be adjusted . The blackout sleep mask will not cause headaches due to the short tightening of the straps, nor will it move or fall off while you sleep. ?STEREO AND THIN DESIGN: Sleeping mask well fits the face and nose help reduce light and facial friction. Lightweight design that does not stress your face, eyelids and eyelashes when in use. ?NCREASE SLEEP: Block light, allowing you to get faster and deeper sleep every night. 100% high-quality imitation silk, naturally breathable, naturally soothes the skin, enhances your sleep, relaxes your eyes and your eyes, and naturally improves your mood. ?SLEEP ANYTIME,ANYWHERE:Easy and comfortable sleep at any time. On the bed, on the plane, on long-distance cars, camping, enjoy uninterrupted, deep, peaceful sleep.