With UTM's continuous commitment to safety, there is always an ongoing effort to find additional ways to create the safest training environment possible. Working in combination with our suppliers, and at the request of several of our customers, UTM has developed the Blue Safety Magazines, which will add an additional level of safety to your present and future UTM Training Programs by providing clear training indicators to instructors, users and bystanders that weapons are in "training mode" for Non-Lethal Training Ammunition (NLTA) exercises. 30 round M16/M4, H&K 416, SCAR Light Magazines are available in "SAFETY BLUE". UTM Blue Safety Magazine Advantages: The M16/M4 Blue Mag was specifically designed to prevent the loading of an M855 Round for the US Military. Rated at 99.8% reliable Provides a clear additional agency indicator that your weapon is in "safe"™ NLTA "training mode". Un-surpassed levels of magazine-weapon reliability and performance. One of the most durable magazines on the market. *Note: UTM Training Ammunition can be used in standard weapon magazines but UTM strongly recommends the use of the UTM Blue Safety Magazine for optimum Safety, Reliability, and Performance.