Features:

1. Insulation: the lunch bag has effective insulation to keep food at the desired temperature, whether hot or cold.

2. Compact Size: The small and compact design, making it easy to carry and store in various settings, such as backpacks, purses, or office bags.

3. Durable Material: the use of durable and high-quality materials to ensure the bag withstands daily wear and tear.

4. Leak-Proof: Stress the importance of a leak-proof design to prevent spills and maintain the cleanliness of the bag.

5. Secure Closure: the bag has a secure closure mechanism, such as a zipper, to keep the contents safe and prevent any accidental spills.

6. Environmentally Friendly: The lunch bag is made from eco-friendly materials or is reusable, emphasize its contribution to reducing single-use plastic waste.

7. Versatility: The lunch bag is versatile enough to be used for various purposes, such as picnics, work, school, or travel.

8. Lightweight: The lightweight nature of the bag, making it easy to carry without adding unnecessary weight to the user's load. 

9. Size: 21x15x15cm