Make Your Own Reusable Grocery Bag-Convertible Backpack

[@SB-km5yp]

Please can you add the measurements you are making to produce the template

[@helensewingstudio]

Thank you for the comments, the finished bag measurements is handle 27”(69cm),bag body 18”*18”(46cm*46cm). . The grid of the paper is 1”(2.54cm)each.