A polyester cord bag measuring 31cm x 31cm x 11cm with a long strap of 97cm. The bag features the "Granny Square" pattern, adding a charming and nostalgic touch to its design.

**Advantages:**

1. **Generous Size:** With dimensions of 31cm x 31cm x 11cm, this bag offers ample space for your belongings, making it suitable for various purposes, from daily use to shopping.

2. **Durable Polyester Cord:** Crafted from robust polyester cord material, this bag is not only stylish but also built to withstand everyday wear and tear.

3. **Versatile Carrying Options:** The long 97cm strap provides flexibility in how you carry the bag, allowing you to wear it as a crossbody or shoulder bag.

4. **Unique "Granny Square" Pattern:** The vintage-inspired "Granny Square" pattern adds a distinctive and retro flair to the bag, making it a fashionable statement piece.

5. **Secure Closure:** Typically, envelope-style bags like this one feature secure closures such as buttons or snaps, keeping your belongings safe.

6. **Multi-Occasion Use:** Its versatile design makes it suitable for a range of occasions, whether you're running errands, going to work, or attending a casual outing.

7. **Easy Maintenance:** Polyester cord is easy to clean and maintain, ensuring your bag retains its fresh look over time.

In summary, this polyester cord bag combines style, functionality, and a touch of nostalgia with its "Granny Square" pattern, making it a practical and fashionable accessory for various occasions.