**Two, Shopping Guide for Neutral Pen**
1. Ink Quality: High-quality ink has better fluidity and stronger color vividness, and is less likely to block the tip of the pen. When purchasing, you can try to squeeze out a drop of ink to observe its color and consistency. High-quality ink is generally uniform and smooth. 2. Tip Type: Choose the appropriate tip type according to personal needs. There are different sizes of tips available, such as 0.38mm, 0.5mm, etc., which can be selected based on writing habits and occasions. At the same time, pay attention to whether the tip has a comfortable touch and sufficient resilience. 3. Grip Feel: Grip feel is one of the important factors that determine the writing experience. When purchasing, try to hold the pen body to see if it is comfortable and easy to operate. Especially the comfort and anti-slip properties of the gripping surface are important considerations. 4. Brand and Quality: It is recommended to choose products from brands with good reputation and quality assurance. These brands usually have strict quality control in the production process, ensuring product stability and durability. 5. Price and Cost Performance: Choose products with appropriate prices based on personal needs and budgets. Do not blindly pursue high-priced products, but also do not only focus on price while ignoring product quality. Consider the product's performance in combination with your needs to choose a cost-effective product. **Three, How to Choose a Suitable Neutral Pen?** When choosing a neutral pen, consider the usage scenario and purpose. For example, neutral pens with grayish colors are often used in office