Thank you for viewing! This is a large-capacity, multi-functional 2-way Boston bag! [Product Introduction] When not in use, it can be folded compactly for easy carrying. When you have more luggage, simply unzip the bottom! The height extends by about 10cm! You can rest assured even if you buy a lot of souvenirs at your travel destination♪ It can also be fixed to the handle of a suitcase or carry-on case, making it easy to carry even heavy luggage! It's an item that's too convenient! Great for travel, business trips, returning home, school trips, etc.! Of course, it's also useful for everyday use such as sports gyms and shopping! [Product Details] ・Color: Black ・Size (approx.) 　Width (bottom) 40cm 　Width (top) 55cm 　Depth 20cm 　Height 30cm (extended +10) cm ※ Please note that there may be slight errors due to amateur measurements. ・Material: Nylon [Notes] ※ We have posted actual photos, so please check them. ※ Because this is an imported product, the construction may be less refined than Japanese products, and there may be slight scratches or stains in rare cases, so please understand. ※ We inspect the products before listing, but if there are any defects, please contact us in the comments before evaluation, and we will respond. ※ The colors and materials of the materials, accessories, etc. used may be changed unavoidably.