This backpack is great for travel, outings, and everyday use, as it's lightweight and can hold a lot of items. Although it doesn't have a gusset, you can also put items in the back. The material is soft, not a stiff, hard material. ■Size Height: Approximately 38cm (front) Approximately 43cm (back) Width: Approximately 35cm Gusset: Approximately 14cm Please allow for slight variations. ■Made of nylon Instant purchase welcome ⟡.· ✿ We will fold it for shipping, so there is a possibility of creases. ※ As this is an imported item, there may be loose threads, scratches, and imperfections in the construction and stitching. ※ The zipper and the logo on the inner fabric may be faint or uneven. ※ Please refrain from purchasing if you are looking for a perfect item or are concerned about minor details. ※ We inspect the items by eye, but there may be oversights, so please understand.