Who can resist these sea animals designed by Tim Holtz for Sizzix. This set of 23 dies are made of thin metal and work with most die cutting machines (sold separately). These dies are from the Colorize Collection. The colorize method consists of intricate paper layering to achieve more dimension and to add detail to projects. These dies contain both cutting and scoring lines to add dimension and help in placement of small pieces. The largest die measures 3" x 2.12" and the smallest die measures 0.12" x 0.12". These dies are sure to produce adorable beach and ocean scenes for all your favorite paper crafting projects.