This is a simple postman bag that can be adjusted to some extent by folding the opening. Therefore, the size can be adjusted to some extent depending on the amount of luggage you put in. The length of the shoulder strap can also be adjusted with a button. The material is a poppy red hemp cotton fabric that symbolizes JAN JAN VAN ESSCHE this season. By the way, the meaning of the red poppy flower is "comfort" and "gratitude."