3/4 in x 650 in (18 yd). 19 mm x 16.5 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. Scotch Brand Tapes. Great ideas that stick. Questions or comments? Call toll-free 1-800-328-6276. www.ScotchBrand.com. Made in USA with globally sourced materials.