Smith & Wesson Shield M2.0, Striker Fired, Semi-automatic, Polymer Frame Pistol, Micro-Compact, 45 ACP, 3.3 Barrel, Armornite Finish, Black, 3 Dot Sight, 7 Rounds, 2 Magazines 180022 The M&P SHIELD is an easy to conceal pistol that offers professional grade features with simple operation and reliable performance day or night. Polymer frame material. Striker fired action. Extremely thin and lightweight - can be comfortably carried all day.