Rite in the Rain Waterproof (DURARITE) Copier Paper, 8 1/2" x 11", White, 100 Sheet Pack (6511) Synthetic paper created for use in extreme conditions Specifically made to not melt in your copier or printer Use in your photocopier or laser printer on both sides (not for Ink-jet printers) 100% tear resistant waterproof paper 100 sheets per pack