Individually packaged with use instructions our lavender eye pillows / masks are made from all-natural ingredients - long grain white rice - dry lavender buds - 100% cotton exterior and lining - packaged in a white paper sleeve and cellophane bag - full instructions and ingredients are printed on the interior of product label wrap. To use: Use at room temperature or microwave briefly for approximately 20 seconds to provide warm soothing relief and diffuse organic lavender essential oil aromatherapy. Keep in the freezer as a cool therapy to help with muscle pain and puffy eyes. Ingredients: Long grain rice, organic dried lavender buds and organic Bulgarian lavender essential oil. Spot clean as needed. To refresh scent, add lavender therapeutic oil to one or to all of the corners. Keep in the original package when storing.