Stamp your first class package, with an impression you can trust! Our Xstamper FIRST CLASS MAIL Stamp is perfect for spreading your message of class and exclusivity in your postage! While it is small, measuring 1/2" x 1-5/8", this stamp can leave a lasting impression of quality and assurance, as does our entire Xstamper office stamps line. All stock stamps are hand made in the USA. Free shipping on orders exceeding $49.