This is a drawstring bag made of Oxford fabric with excellent water resistance and wrinkle resistance. Wear resistant, anti scratches, easy to clean, suitable for all kinds of outdoor sports. The drawstring bag has a separate shoe compartment at the bottom that separates the shoe from the items in the main pocket. The drawstring seal allows you to store and access items quickly. The shoulder strap can be adjusted, and the backpack can be used as a sports bag, travel bag, yoga bag, etc.