3M SJ3560/CLR1333 Scotch SJ3560 Dual Lock 250 Reclosable Fastener: 1" x 10 ft, Clear Pins: 250 per square inch Engaged thickness: 230 mils. Thickness: 140 mils (carrier, adhesive) 4 mils (liner) Adhesive: acrylic (300 lse). carrier/backing: polypropylene Service/operating temperature: up to 220F Release liner: Clear polyolefin film