| Opening type | zipper |
| internal structure | Internal septum |
| Backpack type | Physiological curve backboard |
| Type of lifting part | Soft lifting handle |
| Lining material | Polyester fiber |
| Main materials | Polyester fiber |
| style | simple |
| capacity | 40 liters |
| Product Name | Business black |
| size | 48 * 32 * 16cm |
