Dust-Off is a compressed gas duster for removing dust. Use in your office space to clean keyboards, CPU, laptop, or desk area. Great for removing dust around the home like window blinds, collectibles, sewing machines, holiday ornaments, craft projects and silk flower arrangements. Includes extension straw to get into hard reach places. Contains a bitterant to help discourage inhalant abuse. For sale is one 10 ounce can.