SATIN TIP ORGANZA MUM. Photo tutorial. Wide satin ribbon is joined to wide organza ribbon. Template for petals is empty retractable razor scraper. Use hot knife fabric cutter to cut arch shaped pieces. Fold tip of satin ribbon back and shape into petal. Fuse at base with a touch of hot knife. Attach petals to a round piece of organza to form base. Fuse succeeding rows of petals to the base, again by touching the hot knife to the organza. The result is gorgeous!