2 piece die set intended for mini slimline papercrafting basics. Create a custom envelope for any mini slimline card sized up to 3.25 x 6.25 inches. Boxes & packs of mini slimline sized envelopes can take up a lot of space in your craft area and can be quite an investment to get a collection of colors & designs. Now you can create your own gorgeous envelopes from colored cardstock, patterned papers, vellum & more! Finished Envelope Measurement: 3.5 x 6.5 inches. Imported.