THE DAYS BLACK Capsule collection This is a single page of Bousui Bag. (Leash not included) The new work is Cordura. THE DAYS Bousui Bag is a bag made of durable and lightweight Cordura material. This bag is waterproof and durable, making it an ideal item for outdoor activities. The simple black design is sure to be useful in a wide range of situations, regardless of gender. It is a washable walking bag that is stain-resistant and luxurious. When you roll it up and stop it with an attachment, the handle is created and becomes a colon and round. It is designed to be stretched out and used in a bucket shape with a leash. There is a long pocket inside where you can put the manners bottle vertically. It doesn't bend even if you put the bottle in.