Heavy-duty, self-inking number stamps delivers up to six numbers in a box centered in the middle of your message that can include one line above the number and one line below it. Impression size is 7/8" x 1-9/16". Durable metal construction and precision components deliver smooth operation for heavy-volume stamping. Custom message stamp is available in red, black, blue, green and purple. It is also available in your choice of combination of black, blue, green, red and purple ink for number and text. Comfortable handle makes it easy to use.