[Multiple color markers]We provide you with 4 different colors of refills, including black, white, red and blue, allowing you to mark fabrics and leathers of different colors and materials. [Erasable function]The refill is made of special ink, that can be erased at a temperature of up to 60 degrees, no traces, no residue stain your clothes or fabric. [Widely used]Suitable for temporary marking on colors of fabrics, shoes making, leather lines, sewing, quilting and dressmaking, which is the for newbies or professionals such as tailors, handicraftsmen, etc. [Warm notice]Please remember to cover the cover of the pen after use, put it in a cool place to avoid sunlight, so that you can use the pen which is still smoothly next time. The color of the white heat erase pen is not obvious when it first draws ; it needs to wait at least 5 seconds before it fully appears. The color disappear when it is heated to about 60 ℃, when the temperature reaches about - 5 ℃, the color reappear. When you use the iron, you see the mark disappear without any residue and the fabric not be . Colour: Multicolor Material: plastic Size: The refill length is about 14.5cm Package Contents: 16 x empty pen case 80 x refills (black, red, white, blue, 20 for each color) Warm notice: After use, please cover the pen cap and store in a cool place to avoid direct sunlight. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.