Engineered by Blade-Tech, field tested by Viking Tactics. Designed to go inside the wasteband. Provides a range of concealed carry options in the appendix or kidney positions. Features a light clip for your handheld tactical light. Made from a heat, grease and oil resistant polymer. 511's new Appendix/IWB Holster has been designed by Blade-Tech to provide a range of concealed carry options in the appendix or kidney positions. With inside-the-waistband wear, your concealed carry options are further expanded. The holster also features a light clip so you can also confidently store your handheld tactical light. The polymer is heat, grease and oil resistant.