The Madison Bag has several features, including a spacious exterior slip-in pocket, a large exterior zipper pocket made with my new "easy" method, a recessed zipper opening, and some interior slip-in pockets and a zipper pocket. 

Madison is written specifically for cork and vinyl materials, with minimal interfacing required.
Finished size: 12"W  x 9" H x 4.5" D
**You will want to have your Teflon non-stick sewing foot handy, a Teflon pressing sheet, Chrome Microtex needles, a Nylon Mallet, Double Sided Sticky Tape, an iron, and the Easy Point & Press tool.