This 27 piece Thinlits die set, Holiday Blocks, is designed by Tim Holtz and is part of the Christmas Collection for Sizzix. This die set features abstract pieces including houses, mountains, stars, trees, and more that combine to make a block for the front of a card or other crafting project. These dies are compatible with leading die cutting machines (sold separately). These dies can be used on cards, scrapbook pages, tags, journals, and other paper crafting projects. These dies range in size from 2" x 3.875" to 0.125" x 0.5".