A "4x6 inch" measurement refers to a rectangular size that is 4 inches wide and 6 inches long. This dimension is commonly used for various items, including photographs, postcards, and small prints. The size is popular because it is easy to handle and fits well in standard frames or albums. In photography, a 4x6 inch print is often used for personal photos, making it a favorite choice for sharing memories. Many printers and photo services offer this size, allowing users to easily create and display their images. The compact size also makes it convenient for mailing or storing.