The OEM Falcon Dust-Off DPSJMB Jumbo Disposable Duster is designed to effectively remove dust from computer disks, tape drives, and other electronics with moisture-free blasts. This duster contains a bitterant to discourage inhalant abuse and is 100% ozone-safe, containing no CFCs, HCFCs, propane, or butane. The jumbo-size can holds 17 oz. of compressed air, making it ideal for larger cleaning tasks.