This 9 piece Swimming By clear photopolymer stamp set is from Penny Black and is part of the Dream and Discover Collection. This set includes 4 ocean creatures, waves, seaweed, and 3 sentiments. These stamps adhere to acrylic blocks and can be used with your favorite inks, markers, embossing powders, watercolors, colored pencils, and other crafting mediums (sold separately). The largest stamp measures 2.5" x 2.75" and the smallest measures 1.56" x 0.25". These stamps are made in the USA.