Thank you for viewing! This is a cool, adult-style "black" Boston bag with an expandable function. 【Recommended points♪】 ✅ "Expandable function" for peace of mind even if your luggage increases Even if you buy too many souvenirs while traveling, it's okay! Just unzip the bottom zipper to increase the height by 12cm. You can enjoy shopping to your heart's content, free from worries about your luggage on the way back. ✅ "Ultra-compact" when not in use It's surprisingly compact when delivered. When not in use, you can fold it up small and store it neatly in the gaps of your closet or in a drawer. Perfect for minimalists. ✅ "Easy to move" with carry-on Designed to be fixed to the handle of a suitcase. You can move smartly without the stress of the bag slipping off while moving at the airport or station. ✅ "Complete with just one" from the gym to travel It's great for 1-2 day trips, as well as for yoga, the gym, and as a mother's bag. It's lightweight and durable, making it your companion in any situation. 【Size】Normal: 28 x 42 x 22cm Expanded: +12cm in height Folded: 19 x 28 x 4cm 【Color】Black ■The product is a brand new, unused, no-brand item. Due to being an imported product, there may be some loose threads or misalignments compared to Japanese products. Please understand and acknowledge this before purchasing. In consideration of the environment, we will ship in simple packaging and a folded size.