Meet the M&P Compact Pistol from Smith & Wesson. Reinforced polymer chassis, superior ergonomics, ambidextrous controls, proven safety features. The new standard in reliability when your job is to serve and protect and your life is on the line. Available in 40S&W, 9mm and 357Sig. In the design of the M&P, we considered the needs of military and law enforcement from every conceivable angle. No other polymer pistol offers this combination of versatility, durability and safety.