2 X Dust-Off Compressed Gas Duster - 4 Pack - DPSXL4 Removes dust, lint and other contaminants from hard-to-reach areas Ideal for cleaning CPUs, keyboards, computer mice and workstations Great for cleaning items around the home, including collectibles, figurines and window blinds Delivers pure moisture-free blasts, 100% ozone safe, contains no CFCs, HCFCs, propane or butane Contains a bitterant to discourage inhalant abuse