Marking orders as paid, is an important act that shouldn't be forgotten. It is important to mark orders as paid immediately to avoid any future problems. Thankfully, this Xstamper will assist you with that task! Our 1/2" x 1-5/8" stamp features "PAID" in all caps, bolded, so that it would be impossible for you to miss. Our Stock Office stamps is one our top selling product lines, due to their simplicity and effectiveness.