Custom Return Address Stamp - Customer Rubber Stamp with Address - Black Ink Custom Return Address Stamp - Customer Rubber Stamp with Address - Black Ink To customize, please click on the 'Customize Now' button on the right. Approximate size of impression is 1.65" x 1.65" The stamp is self inking and comes with the ink pad already inside the machine. Ink lasts for thousands of impressions. Manufactured in Jacksonville, FL by Holmes Stamp & Sign