Features: brand new and high quality Erasable function: The pen refills contain special ink, which can be erased with temperatures up to 60 degree, when the iron for touch quickly, you'll see the mark disappears without any residue, your fabric won'for t get messed up, unlike normal chalks, our sewing markers won'for t rub away before your project is finished. Convenient to use: It can write lines with fine 0.7 mm writing points, with a writing width of 0.35mm, our sewing fabric markers let you draw out clear, intricate patterns that result in stunning handmade clothes and crafts, which give you good using experiences. Wide range of usages: The refill for head is made of hardness steel, durable material which can improve the marking effect. These marking pens glide on easily, can work well on most clothes, suitable for dress marking, handicraft, shoe marking, embroidery, for cross stitch and so on, also can paint intricate patterns in stunning handmade clothes and crafts. 4 Bright colors: The marking pen shells and refills are 4 colors which are black, white, red and blue, suitably mark on various colors of fabrics, suitable for both quilter and tailor, easy to carry the pens and other sewing supplies with the box packing. 4 fabric erasable pens with 8/16 for extra refills in 4 colors, spare refills give the pen for extra life, abundant quantity to use for a long for time. Tips: please put on the cap in for time, when you are finished, and store it in a cool place, avoid direct sunlight. This product is only used for industrial production marks. Do not use it to fill in important documents such as contracts and signatures. Specifications: Material: Water-based Ink Pen Length: Approx. 146.5mm/5.77 inches Refill Length: Approx. 130mm/5.11 inches Water-based Ink Length: Approx. 105mm/4.13 inches Type: A2, A3 A2: 4 Pen Shells + 3 Refills for Ech of 4 colors A3: 4 Pen Shells + 5 Refills for Ech of 4 colors Package Includes: 1 Set Heat Erasable Pens note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order.