2" x 55 Yd Tan 1.9 mil Polyester Box Sealing Tape with Hot Melt Rubber Adhesive is Used for box sealing. This 1.9 mil Polyester Box Sealing Tape with Hot Melt Rubber Adhesive uses a Rubber Adhesive application. With a tensile strength of 26 lbs/in., 1.9 mil thick tape features 48 oz/in. of adhesion and an elongation of 165%. 1.9 mil Polyester Box Sealing Tape with Hot Melt Rubber Adhesive can also withstand temperatures ranging from 45° - 120° Fahrenheit.