100 percent LIGHT BLOCKINGThe nose wing part of the sleep mask is uniquely designed, which makes the sleep mask adjustable to the height of the nose. It 100 percent prevents light passing through probably from the area around the nose. The mask fits perfectly on the bridge of the nose and the soft material does not put pressure on the nose. ERGONOMIC DESIGNThe 3D night mask is of ergonomic design. The ultra-thin and ultra-lightweight design combines with the 3D contoured cut to free up eye space. This reduces the pressure around the eyes and avoids contact with eye makeup. Enjoy a pleasant sleep every day! SOFT AND BREATHABLE MATERIALThe sleep masks are made of ice silk fabric inside and breathable mesh fabric outside. The filling is high resilience memory foam, making the eye masks durable, comfortable and breathable. WIDE VELCRO STRAPUnlike the straps of other buckle sleep masks, our strap is fixed by velcro, does not cause pain and will not move when wearing to sleep. The strap is also wider to avoid pressure on the skin and improve sleep quality. EYE PATCH FOR SLEEPINGThe sleep mask will relieve pressure and eye fatigue, give maximum relaxation of your nerves around the eyes and bring you better sleep. Ideal for flight, nap, shift work, yoga, travel, camping, etc. It is also a good gift idea for your relatives and friends.