Staedtler 314 Lumocolor Pen Permanent Broad 1.0-2.5mm Assorted. Broad Point. Overhead projector film markers that are also ideal for use in photographic studios, in the optical industry, in the laboratory, on glass, stone, wood or metal. Assorted wallet of 8 contains 1 x black, blue, brown, green, orange, red, violet and yellow.Wallet 8 Code 314WP8