Concerning this item Dimensions of Foam Tape Each roll of this double-sided foam tape is 10 meters (32.8 feet) long, with dimensions of approximately 25 mm (1 inch) in width and 1 mm (0.04 inch) in thickness. The strong, sticky tapes are long enough to use. Sponge Tape Material: PE foam is used to make the double-sided mounting tape, which has excellent r