Features:

1. Size: The spiral diary comes in a compact and convenient size of 20.5x15cm, making it easy to carry in a bag or backpack.

2. Spiral Binding: The diary features a sturdy spiral binding that allows it to lie flat when opened. This feature ensures a smooth and hassle-free writing experience.

3. Cover Material: The diary's cover is made from durable materials, providing protection for the pages and longevity.

4. Page Quality: The pages are made from high-quality paper, offering a smooth surface for writing and preventing ink bleed-through. 

5. Portable and Lightweight: The compact size and lightweight design of the diary make it a convenient travel companion.

6. Versatile Use: Spiral diaries can be used for various purposes, such as journaling, note-taking, or planning.

7. Portable and Practical: The spiral diary is perfect for professionals, students, travelers, or anyone who needs a practical tool for organizing their day-to-day activities.