Drawstring Bag Patterns with Flat Bottoms. Over 20 free sewing patterns, diy projects, and tutorials for flat bottom drawstring bags. Sew small and large bag styles, simple and easy bags, lined and unlined bags, round and square bottom styles. Instructions for how to make a flat bottom drawstring bag. #SewingSupport #Drawstring #Bag #Pattern #FlatBottom #Diy #Tutorials