Shurtape FP-227/WI260 FP-227 Flatback Paper Tape: 2" x 60 yd, White Core: 3 inch diameter Backing/carrier: flatback paper Adhesive: rubber-based Certifications: astm d 6123/d 6123m-97 (2012), type ii, astm d-4236 (all except fluorescents) Thickness: 5.8 mils (carrier, adhesive)