Kelvin Chen Postage Stamp Holder - Cat Family with Ties This Hand painted Postage Stamp Holder will look great on your desk or makes a great gift! The Artist name and item number are inscribed on the bottom of the mailbox. Limited production. Measures 2 3/8 in d x 2 1/4 in H Ships in a blue padded, linen lined box and comes with a Certificate of Authenticity.