FN DFNS(TM) is the first 5.7x28mm ammunition perfected for personal protection. The unique 30-grain jacketed hollow point bullet contains a copper-tin powdered core designed to expend energy quickly and efficiently. Protect what matters most with the FN DFNS, tested and perfected for optimum erformance in 5.7x28-chambered firearms. FN 5.7x28mm ammunition is available in SS200 DFNS personal defense round, SS201 GUNR training and plinking round, as well as SS195LF lead-free and SS197SR sporting rounds. High Performance 5.7x28mm personal defense cartridge designed for accuracy and consistent expansion Meets FBI test protocol; Independently tested 30 grain jacketed Mfg: Fn America Llc