This five piece thin metal die set, Fine Rings: Circles, is from Altenew. This die set features five circles that can be used on a variety of projects. These dies are compatible with leading die cutting machines (sold separately). These dies can be used on cards, scrapbook pages, tags, journals, planners, and other paper crafting and mixed media projects. These circles measure 1.5" x 1.5", 1.75" x 1.75", 2" x 2", 2.5" x 2.5", and 3" x 3". These dies have a coordinating hot foil plate set (sold separately).