Feature : Markers : Our fabric marker, perfectly mark your favorite colors on the fabric to meet your various needs Ironing can be eliminated: The mark can disappear at 60-70 degrees Celsius. Ironed with iron, the mark disappears, no traces, no residue will stain your clothes or fabric, very suitable for quilting and tailoring Quality : Precise and clear lines, smooth writing, enhanced marking effects, easy to measure and mark Transparent visible refill ink: The transparent refill allows you to observe the ink volume at any time for timely replacement Use : When you use a white pen, there is a delay. You write with a white pen, you don't see anything, but after 5-20 seconds, it appears Note: 1. White initially draws no color, it takes about 20 seconds to develop color. 2. White will reappear at minus 50 degrees Celsius, blue, rose red will reappear at around 10 degrees Celsius below zero. Specifications : Material: Plastic Color: White / black/blue /red Size: refills length is 13cm, the ink length(inside the barrel) is about 8.5cm, and the refills diameter is 5mm Include: 100pcs x Fabric marker refills includes: 100pcs x Fabric marker refills