This 11 piece thin metal die set is from Sunny Studio Stamps. These dies, Sunny Snippets, are custom craft dies made from high quality steel and are compatible with leading die cutting machines (sold separately). These dies do need to be cut apart and sharp edges smoothed with a pair of flush-cut micro wire cutters (sold separately). This die set coordinates with the Happy Hamsters stamp set (sold separately). The largest die measures 1.75" x 1.81".