May not stick well to rough surfaces or surfaces with oil, moisture or humidity. / The product will lose adhesiveness once removed.Do not apply this product to your skin.Do not use on coated paper, art paper, old books, etc.Ink and toner may get on the adhesive when stuck to printed material.Do not use or store in a place subject to direct sunlight, high temperature or high humidity.Use and keep out of reach of infants.Keep away from fire and other sources of heat.Do not use this product for purposes other than its intended purposes.