OEM Falcon DPNXL2 Premium Air Duster, specially developed for use in environments where flammability is a concern. This product provides the same cleaning power as standard Dust-Off products but without the risk of flammability. The extra-large size delivers more dust-removing power at a lower cost. It is 100% ozone-safe and contains no CFDs, HCFCs, propane, or butane. Each pack contains 10 cans, with 2 cans per pack.