Self-inking stamps with Paper Source custom designs are an easy way to add your return address to envelopes. Just press down on the stamp machine and it creates a clean, crisp impression of your custom text. From Three Designing Women.Ink: Stamp machine comes with a black water-based ink pad that lasts for 800-1000 impressions! Other ink colors available.Size: Stamp impressions are approximately 1.5" x 1.5". Production Time: 5-7 business days (plus shipping)Shipping: Stamps will ship separately if ordered with other products. Sorry, stamps are not eligible for a gift box, and cannot be shipped internationally.Your stamp will be produced with the alphabet and capitalization shown in the image.Enter your text: