Name: High-temperature Ballpoint Pen

 Color: Blue, Black, White, Pink

insideDiameter: 2.5 inches

Instructions:

1: For dark materials, please choose white or beige. For leather materials with low absorbency, it is recommended to choose white. For fabrics with strong absorbency, choose beige.

2: This product will disappear when the temperature reaches about 60-80 degrees; it will also disappear after washing.

3: Used for temporary marking lines in shoe and clothing manufacturing, leather processing.

4: The use of high-hardness steel heads improves the durability and longevity of marking effects.

5: Colorful high-temperature pens will re-color at -10 to -20 degrees Celsius. White pens will re-color at -50 degrees Celsius.

Notes:

1: Due to the different chemical compositions and physical properties of the materials, please conduct a small test before production starts. If the effect is not satisfactory, please stop.

Stop using and contact us. If the product is produced without testing, the consequences will be entirely at your own risk, and we will not assume any responsibility.

2: After use, please cover the pen cap in time and store it in a cool place to avoid direct sunlight. This will ensure that the next time you use it, the writing will still be smooth.

3: This product is only for industrial production marking purposes and should not be used for writing contracts, signing important documents, etc.