Polyken® Plain Foil Tape, Multi-Purpose, Series: 337, 50 yd Length, 72 mm Width, 3.7 mil Thickness, Aluminum, Synthetic Rubber Adhesive, Aluminum Foil Backing, 100 in-oz Adhesion Strength, 14 in-lb Tensile Strength, 200 deg F Maximum Operating, 40 deg F Minimum Operating