Blow Off duster canned air spray removes dust, lint, crumbs, and other loose contamination. Works great for computer cleaning, electronic components cleaning, and blowing off office equipment. Blow Off is dry, inert, non-abrasive, and leaves no residue. Product contains a bitterant to discourage inhalation. Non-ozone depleting; contains no CFCs. 10 oz. aerosol can with "trigger" nozzle and spray tube.