Included in this package are 6 wafer-thin, chemically etched dies. This package of Delicate Envelope Liners is designed, by Olivia Rose for Sizzix. There are 2 designs and these dies work with A2 or A6 envelopes. There are also two dies that can accent the corners of your envelopes, a flower with leaves and a leaf sprig. These dies are designed to cut, emboss, or stencil a single sheet of cardstock, paper, vellum, or foil. These dies are compatible with the BIGkick, Big Shot, and Vagabond machines. This die also can create pockets or gift card envelopes. The design dimensions are 6" x 5.75" to 1.5" x 2". This set will give you so many beautiful possibilities for more than just your envelopes.