Features a unique stamp pattern designed to hide the text underneath it. Specially formulated ink works on most coated surfaces. Ideal for use on prescription bottles, bills, credit card offers and more. Twist off cap prevents accidental inking. Compact, quiet and mess-free. A great alternative to a shredder. Product Dimensions: 1.5" x 2.69" x 1.5"  Pattern Width: .5 inch / Will cover 3 lines of text at a time. Each roller is good for approximately 1,000 uses.