Characterized by its versatile zoom range and bright design, the Canon EF-mount 17-50mm f/2.8 EX DC OS HSM from Sigma covers a wide-angle to portrait-length range and features a constant f/2.8 maximum aperture to excel in available light conditions.Included:Sigma 17-50mm f/2.8 EX DC OS HSM Lens for Canon EFManufacturer Accessories: Sigma LCF-77 III 77mm Lens Cap Sigma Rear Cap LCR II for Canon EF Mount Lenses Lens CaseLens HoodBundle Accessories:Pro Series 70″ MonopodHigh Speed SD Card ReaderWrist / Hand Grip Strap3 Piece Multi Coated HD Filter Kit 77mm (UV, CPL, FLD)Lens Cap KeeperHigh Quality Lens Cleaning PenHigh Quality Dust BlowerStarter Cleaning Kit