The Smith and Wesson M&P Shield is a slim and lightweight compact pistol which makes it a great go to pistol for concealed carry. Its overall length is 6.1 inches with the barrel at 3.1 inches. This extremely thin and lightweight gun can be carried all day with extreme comfort. The standard flush fitted magazine holds 7 rounds while the extended magazine holds 8 rounds. It also comes with a safety that can be activated while carrying. Smith and Wesson has created a design that is reliable and accurate and the M&P Shield is considered among the most reliable concealed carry pistols on the market.