Chanel Shopping bag: I used two 38x 25 inch fudge cake with Mocha frosting, cut length wise in half. Stacked four layers secured with three dowels. Four mmf panels dried at least 48 hrs prior. Shopping nave was tall and never had problem being non secure or wobbly. Chanel gift bag: 2- 9x13 cake cut in halves, stacked only three high. Raspberry buttercream, covered with mmf.