Scapa 425/BLK360 Polyethylene Coated Cloth Pro-Grade Gaffers Tape, 44 lb. per inch Tensile Strength, 60 yd. Length x 3" Width Core: 3 inch diameter Backing/carrier: vinyl coated cloth Adhesive: natural rubber Thickness: 12 mils (carrier, adhesive) 4.5 mils (adhesive) Adhesion: 70 ounces per inch (to stainless steel test panel)