What It Is: A copper-infused sleep mask that covers eyes with advanced care to minimize the appearance of fine lines and wrinkles as you sleep. What It Is Formulated To Do: This invigorating sleep mask covers your delicate eyes during sleeping hours with advanced care to minimize the appearance of wrinkles. Beyond blocking all visual stimuli to quiet your mind and senses, this silky, soft, smart textile is carefully embedded with Cupron's copper oxide technology, derived from a well-known essential mineral. What Else You Need To Know: The iluminage Skin Rejuvenating Eye Mask is specially woven with Cupron's copper oxide fibers, clinically proven to reduce the appearance of wrinkles for smoother, younger-looking skin is as little as four weeks with continued results over time. It is crafted from satin-soft yet durable materials and a safe, non-irritating thread embedded with copper oxide fibers. Skin gets the beauty sleep it needs to help maintain a youthful appearance and minimize the visible signs of skin aging--including fine lines, wrinkles, and lack of smoothness. This one-size-fits-all, 249 thread count mask features an adjustable Velcro strap and makes a great travel companion.