PENNY BLACK-Wood Mounted Rubber Stamps. Penny Black stamps feature high-quality images in red rubber with a 1/8 inch foam pad for maximum transfer. Stamps are available in a wide variety of themes and designs for every day and every occasion! This package contains Ribbons 1: a set of four stamps each mounted on a 1x4 inch block and housed in a 4-1/4x4-1/4 inch clear plastic box. Made in USA.