The Nunn Design Sealant prevents ink bleeding and discolouration caused by finish glazes absorbing into paper, transfer sheets or rubber stamped images. It seals paper, transfer sheets and rubber stamped images giving the image a protective coating. Paint a thin coat over image and let dry fully for 20 minutes. Caution: Wear gloves. Non toxic but we recommend to use it in a well ventilated room. Keep out of reach of children. Wash with warm soapy water.