Tips for using hardened fiber blanket to make reusable common molds for glass. A wide-mouth canning jar lid ring and hose clamp are used to help form the mold into a circular shape. Star designs are layered inside the mold, which is then filled with colored frit and fired. This article was originally published on page 60 in the Fall 2012 issue of Glass Patterns Quarterly. Design, Fabrication, and Text by Nancy E. Burke