Customized Waterproof Schoolbag Travel Laptop Bag Unisex Usb Backpack

**Customized 3-in-1 Waterproof Backpack – Smart & Versatile for All**   ✔ **3-Way Usage** – Convertible as **backpack/shoulder bag/handbag** for school, work or travel  ✔ **Perfect Size** – 11.8×7.8×16.9 inches (fits 15" laptop + daily essentials)  ✔ **Built-in USB Port** – Convenient charging design (cable inside)  ✔ **100% Waterproof** – Premium waterproof fabric keeps contents dry  ✔ **Fully Customizable** – Add your logo/design (ideal for gifts/promotions)   **Features:**  • Shockproof laptop compartment  • Anti-theft hidden pocket  • Ergonomic padded straps   **#UnisexBackpack #SmartDesign #CustomizableGift**   *(The ultimate functional bag for students & professionals – style meets innovation!)* 43 × 30 × 20cm