The .380 Auto category comprises compact and powerful handgun ammunition suitable for self-defense and concealed carry. Also known as 9mm short, this caliber offers a balance of manageable recoil and stopping power, making it popular among shooters seeking a lightweight and reliable option for personal protection. .380 Auto ammunition typically features a bullet diameter of .355 inches and can be found in a variety of bullet weights and styles, including jacketed hollow points for optimal terminal performance. With its compact size and effectiveness at close range, .380 Auto is a top choice for those looking for a reliable self-defense option.