Personalize envelopes with your own signature style using our custom rubber stamps. Select your preferred name, initials and address for a stamp that is truly unique. Having a personalized and consistent signature for all your correspondences saves time without sacrificing attention to detail. Our black ink cartridges have up to 10,000 impressions so you can stamp for even longer. From weddings, graduations and birthday thank you cards, custom rubber stamps transform your stationery into polished statement pieces.