Business Source Bright White Copier Labels - 1" Width x 2 3/4" Length - Rectangle - White - 33 / Sheet - 3300 / Pack - Lignin-free, Jam-free - Bright white labels deliver premium quality. Use mailing labels to address envelopes and packages. Type the included, easy-to-use template once and copy it. Sheets of labels are compatible with plain paper copiers only and will not jam. Labels are acid-free and lignin-free.