This is a drip bag carry pack. It's a bag for intravenous fluids (drips) that allows you to go out while wearing them. It comes with instructions (quoted and copied from the internet). It can be used as a shoulder bag or a backpack. It's clean as it has only been used a few times. - Model: Carry bag YY-ZP102KP - Purpose: For cafe tea bomb - Color: Black - Internal structure: Multiple pockets and dividers - Material: Nylon Packaging will be simple. We will use recycled materials, so please understand. ⚠️Please only purchase if you don't mind home storage. Shipping will be from the post office, so shipping on weekends is not possible. Please note that shipping may be delayed until after a holiday. We apologize for the inconvenience.