Designed to access tiny corners and hard-to-reach crevices, this duster uses compressed gas to clean collectibles, computers and workstations. About this item Compressed gas duster removes dust, lint and other contaminants Clean keyboards, computer mice, and workstations Use at home or in the office Delivers pure moisture-free blasts 100% ozone safe, contains no CFCs, HCFCs, propane or butane Description Keep your office and important devices dust-free and functional with the powerful Falcon Dust-Off® Compressed Gas Duster (10oz., 4 Pack). This extremely functional and handy gas duster instantly eliminates debris from tough-to-reach spots which makes it a favorite in homes and offices across the country.