A green messenger shoulder bag is a versatile and stylish accessory that can be used for a variety of purposes. It is typically made from a durable canvas or leather material and has a flap closure. The bag has one or more main compartments, as well as several smaller pockets for storing smaller items. Green messenger shoulder bags are available in a variety of shades of green, from light and airy to deep and rich. They can be dressed up or down, making them a great choice for both casual and formal occasions.