key features:

1. Modern Design: It has a sleek and streamlined appearance that suits contemporary lifestyles.

2. Water-Repellent Fabric: The bag is made from a durable material that resists water, providing extra protection for your laptop and other items.

3. Laptop Protection: It has a dedicated compartment for laptops up to 15.6 inches, ensuring your device is secure.

4. Ample Storage: There's enough space for books, documents, and other items, along with internal pockets for accessories.

5. Thoughtful Organization: The bag is designed to help you keep your belongings organized and easily accessible.

6. Travel-Friendly: It includes a luggage strap for easy attachment to your suitcase, making it convenient for travel.

This bag appears to be a practical choice for professionals, students, or anyone who needs a durable and organized way to carry their laptop and other daily essentials. 

Size：
13.3in    External dimensions  360x260x30CM    Internal dimensions   345x245x25CM

14.1in-15.4in    External dimensions  400x290x30CM    Internal dimensions   375x270x25CM

15.6in    External dimensions  420x300x35CM    Internal dimensions   405x285x30CM