Abstract: Two sheets of material are positioned in overlying and parallel relationship with one another. Each of the sheets has a plurality of perforations with a tang extending from each perforation and the tangs of one sheet cooperate with the tangs of the other sheet to interconnect the sheets. At least one of the tangs on one of the sheets is a wide tang having a first width, and at least one of the tangs on the other of the sheets is a narrow tang having a second width which is less than the first width.

Abstract: A method of attaching an article to the inside surface of a pneumatic tire comprising coating an area of the inner surface of an uncured tire carcass with a first layer of adhesive, covering the first layer of adhesive with a removable masking layer comprising a flexible and heat resistant material, curing the tire carcass in a heated tire mold, removing the cured tire from the mold and removing the masking layer to expose the first layer of adhesive, coating a face of the article with a second layer of adhesive and attaching the article to the tire by bringing together the first and second layers of adhesive.