This is a shoulder bag featuring the embroidered logo of NANGA, a Japanese brand renowned for its high-quality down jackets and down sleeping bags. It's a rare 2023 edition MonoMax magazine附録 (supplement). Made of lightweight nylon, it's only been used three times and is in excellent condition with no noticeable stains or scratches. Approximate measurements (measured by hand): width 25cm x height 18cm x depth 8cm. The interior has one divider. The exterior back has pockets divided into left and right sections. There's also a small pocket on the side. It has been stored at home. Those familiar with the brand, please consider purchasing.