Protects fingers from rotary cutter blade when cutting. 

        These safety shields are made of professional grade clear acrylic and feature improved 3-M Adhesive 

        "ledge" attaches with self-adhesive strip to all 24" rulers . 

        No more slip-offs. handy raised edge helps lift and move ruler.

        1 1/2" x 22" Safety Shield for all 24" quilting rulers