**Product Specifications:**
**Brand:** Wengu
**Model:** No. Date
**Type:** Loose Leaf Binder
**Size:** B5, 8 holes
**Features:** Upgraded durability, easy to use, suitable for writing without obstacles, multiple middle ring clips for improved writing experience
**Material:** Matte finish, waterproof and dustproof
**Shell Dimensions:**
- A4: 235x320x30mm
- A5: 201x275x30mm
- B5: 180x237x30mm
**Refill Size:** RSPeAe&M&NT, 50 sheets per pack, available in grid and lined styles
**Suitable for:** Note-taking, journaling, work notes, etc.
**Additional Information:** Double-sided writing, removable and durable, suitable for various writing tasks
**Quotes and Texts:** Various inspirational quotes and texts included for motivation and positivity
**Compatibility:** Compatible with A4, B5, and A5 refill sizes
**Usage:** Ideal for mind mapping, graphic notes, and more
Please note that the product specifications include details about the brand, model, type, size, features, material, dimensions, refill size, compatibility, and usage of the Wengu Loose Leaf Binder.