1/2 in x 800 in (22 yd). 12.7 mm x 20.3 m. Photo safe (Photo-safe determined in accordance with ISO Standard 18916). Scotch Magic Tape is the original matte-finish, invisible tape. It's the preferred tape for offices, home offices and schools. Write on it with pen, pencil or marker. Questions or comments? Call toll-free 1-800-328-6276. www.ScotchBrand.com. Scotch Brand Tapes: Great ideas that stick. Made in USA with globally sourced materials.