2" x 55 Yd Black 2.2 mil PVC Box Sealing Tape is Used for box sealing. This 2.2 mil PVC Box Sealing Tape uses a Natural Rubber Adhesive application. With a tensile strength of 22 lbs/in., 2.3 mil thick tape features 18 oz/in. of adhesion and an elongation of 80%. 2.2 mil PVC Box Sealing Tape can also withstand temperatures ranging from -4? -158? Fahrenheit.