C&G Holsters Universal Magazine Holder IWB/OWB Black Kydex for Single Stack Sig P365 Magazines C&G's Universal mag holder can be used IWB, OWB, bullets forward and bullets backward. It is made with CNC design, solid locking friction fit retention & for appendix carry and on the hip. All hardware has an added treatment (Salt bath Nitriding) for strength and prevention of rust and corrosion. The Universal mag holder is 100% made in America, by Veterans and Law Enforcement and guaranteed for life.