Protect sensitive documents and prevent check and document fraud with this retractable security gel pen. Specially-formulated, water-resistant ink absorbs into the fabric of the paper and cannot be removed using solutions such as bleach, benzene or acetone. Comfortable, latex-free grip provides smoother consistency and control. Translucent barrel alerts user of low ink supply. Special Ink Type: Gel; Pen Style: Retractable; Ink Color(s): Black.