Please note that if you buy it all together with the adhesive strength and transparency. It sticks firmly and does not yellow easily, so it can be used in a variety of situations. Core Diameter: 1.0 inches (25 mm); Tape Thickness: 0.045 mm; Material: Cores: Recycled paper, Base Material: PP, Adhesive: Synthetic rubber; *Measurements are tape dimensions. ● Product posted on the Green Purchase Network (GPN)