This geometric pattern backpack combines a slim silhouette with a distinctive envelope-style flap and an all-over geometric print. A rear zip pocket provides secure access to small essentials, while adjustable shoulder straps and a top handle support versatile carrying for everyday city use, commuting, travel, and campus routines. Measuring approximately 40 × 32 cm and weighing about 0.62 kg, it is available for custom labels, logo applications, and OEM/ODM development.