MaxStamp SI-C30 28mm Round Stamp - This stamp can be designed with text around the edge and in the centre. Maximum 35 characters around and 15 in the centre and a logo if required. Simply upload your logo and 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)