Safariland 7378 7TS ALS Paddle & Belt Slide H&K USP 9C/40C D.A.O. DA/SA Holster Constructed of SafariSeven (7TS) NON-Abrasive Nylon that will NOT harm your weapons finish Automatic Locking System (ALS) easily releases with thumb when initiating proper shooting grip Minimal weapon-holster contact points assures smooth fast draw Ergonomic Flex-Paddle is the most comfortable anywhere on the market Optional adjustable belt loop included