Thermal erasable pen set: The complete set can meet your needs for quilting and sewing. Erasable function: The supplementary material is a high-quality ink that can be erased at a temperature of up to 60 degrees, so you can use an iron to remove the marks without leaving residues or unfavorable marks, so you 't need to worry about the production process Mess up the fabric Various refills: We provide you with 4 different colors of refills, including black, white, red, and blue. You can choose and match the appropriate marks on the fabric; the transparent pencil case allows you to see clearly Internal refill so that you can know the remaining amount of refill for easy replacement Exquisite writing: The pen is comfortable to hold, the refill flows smoothly, and the writing width is about 0.7 mm. The writing width is easy to write without leakage. At the same time, you can get visible and orderly marks, bringing you a good writing experience. Multiple uses: You can use these hot erase pens to mark on most clothes. The ink color is clear. It is suitable for sewing, cutting, clothes marking, handicrafts, shoe labels, embroidery, etc. It is practical and practical in daily use. Material:plastic colour:As shown Package Contents: 4 * Pen (Contains four color refills) 16 * refill (4 sticks of white + 4 sticks of blue + 4 sticks of black + 4 sticks of red) Only the above package content, other products are not included. Note: Light 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.