Scapa 136/CLR236 136 Polyethylene Film Tape: 2" x 36 yd, Clear Core: 3 inch diameter Backing/carrier: polyethylene film Adhesive: synthetic rubber Thickness: 9 mils (carrier, adhesive) 3.5 mils (adhesive) Adhesion: 70 ounces per inch (to stainless steel test panel)