Shurtape P-665 General Purpose Gaffers Tape (Permacel): 1 in. x 55 yds. (White) Carrier/backing: vinyl coated cloth. Adhesive: synthetic rubber Thickness: 11.5 mils (carrier, adhesive). elongation: 5 percent Adhesion: 77 ounces per inch (to stainless steel test panel). tensile strength: 48 pounds per inch (longitudinal) Application temperature: 45F to 200F Certifications: cid a-a-1586a