A 100% pure mulberry silk sleep mask is an absolute must for anyone in search of restful sleep. The light-blocking design of our masks helps to provide a deep, uninterrupted sleep during the day or night so you wake up looking refreshed- So soft. These naturally hypoallergenic sleep masks are perfect for air, train, and car travel. Customers rave about the softness and love how snug yet comfortable the band feels around their heads. Silk helps keep the delicate skin around your eyes hydrated and cool at night, preventing sleep wrinkles. Wonderfully pampering and, ooh, so smooth, clients swear the wrinkles around their eyes are less visible too!