Custom Made Stamp - MaxStamp SI-0 23X8mm Self Inking Rubber Stamp - You can add text up to 3 lines with 15 characters on each line. Simply fill in the text you need and we will create the artwork and email you a PDF preview to check and approve. Once you approve the artwork your stamp will be made and posted the same day if approved before 11am or the next working day (M-F)