Features 1、Using high‑hardness steel nib, improves the marking effect, durable to use. 2、Suitable for being used on light color leather, easy to operate. 3、Disappear when the temperature reaches about 50℃, and will reappear at ‑8℃. 4、Wide application, suitable for temporary marking on shoes, clothing and leather. 5、Comes with 100pcs pen refills, which can completely meet your needs. Specification Condition: Brand New Item Type: High Temperature Disappearing Pen Refill Shell Material: Plastic Pen Point Material: Steel Color: As picture shown Total Length: Approx. 13cm/5.1in Quantity: 100pcs Uses: Used for temporary marking on shoes, clothing and leather. Use Instructions: 1. This product will disappear when the temperature reaches about 50℃. 2. Used for temporary marking of shoes, clothing and leather 3. The use of high-hardness steel head improves the marking effect and is durable 4. Used on light color leather. 5. Will reappear at -8℃. Package List 100 x High Temperature Disappearing Pen Refill