US Size 4 is a women's clothing size commonly used in the United States. It typically corresponds to a bust measurement of 34 inches, a waist measurement of 26 inches, and a hip measurement of 36 inches. This size is often found in various types of apparel, including dresses, pants, and tops. In the context of fashion, US Size 4 is considered a small size. It is important to note that sizing can vary between different brands and designers, so a size 4 in one brand may fit differently than in another. Always check the specific size chart provided by the manufacturer for the best fit.