ISC Racers Tape DULL-FINISH/BLK230 ISC Dull-Finish Racer's Tape: 2" x 27-1/2 yd, black Core: 3 inch diameter Backing/carrier: vinyl coated cloth Adhesive: rubber Thickness: 12 mils (carrier, adhesive) Adhesion: 50 ounces per inch (to stainless steel test panel)