* 15" wide, 4-5" deep, and 10-11" tall approximately: the sides 4.5 bottom to 3.5 and then 2 at the top — to be checked on the prototype first.
* black patient leather, with white Buttero leather strip below the flap of 1.25-1.5” width (tbd on the actual size pattern scale)
* silver hardware 
* the grossgrain ribbon bottle holder detail on the side would be around 1 1/4 or 1 1/2"
* Detachable and adjustable long leather strap, double layered and stitched, the width is 1-1.25” tbd
* Inside: an end to end zipper pocket that becomes the center divider as well, and a slide pocket or two on one side for card or pen etc. 
* Structured bag standing along and retaining shape even when empty.
You’ll get the pictures in progress and the pictures of the finished bag before shipping to make sure everything is great.