A Sandwich Keeper Plus is made specifically to hold and transport sandwiches. Typically, it has a bottom compartment that is large enough to hold the sandwich and a separate top compartment that can hold extras like snacks, fruits, or vegetables. It eliminates the need for single-use plastic bags or wrapping because it is recyclable.Sandwich Keeper Plusis made to keep the bread and fillings fresh and undamaged during transport, and is typically large enough to fit a standard-sized sandwich.