What is the common size for most sandwiches at Jersey Mike's?

The common size for most sandwiches at Jersey Mike's is indeed 6 inches and 12 inches. This size range caters to varying appetites and preferences, allowing customers to choose a smaller portion for a snack or a larger one for a meal. The 6-inch option is ideal for those who may want a lighter meal or to complement other items, while the 12-inch option is perfect for a fulfilling lunch or dinner experience. This dual sizing approach has become a standard practice in many sub sandwich shops, making it convenient for customers to select the size that best fits their needs.