Ships from Hong Kong. Silky and soft touch,Made of top-quality Natural silk on both sides.Adjustable band.Use for one eye care and shield, especially after the surgery.Training the lazy eye to work properly, so that vision can develop correctly. Material: Mulberrysilk. Size: About 9cm x 7cm(3.54″” x 2.76″”). It is used to cure lazy eye. Soft,comfortable and lightweight. A good eye mask for Halloween party, masquerade etc.