Description: 100 pieces per pack heat erasable fabric marking pen refills. Heat Erase Refill Pen gives you precise smooth lines. The ink marking can disappear at 60-70 degree centigrade. Suitable for temporary marking of tailors sewing, quilting dressmaking and cross stiting grid, etc. Always test on a scrap fabric first before marking your work. Specification: Material: Plastic Length: 11cm/4.33 ines. color: blue, white, red, black. Package Includes: 100 Pieces Pen Refills Note: White specific for deep fabric or cloth, Blue Red Black for light leather or cloth.