The high temperatures vanishing pen uses special thermochromic that disappears completely when heated, ensuring without residues for clean sewing lines on fabrics Perfect for garment marking and embroidery projects Available in various color to suit different fabrics and designs, providing clear visibility on both light and dark textiles for quilting, sewing, and creative projects Without batteries or tool required—simply marking directly on fabric with smooth strokes Great for professional to streamlines workflows in tailoring and craft Beyond garment making, use it for embroidery, patchwork, and other fabric craft A practical for hobbyists and designs to bring creative to life Craft of sturdy, this fabric marker is portable and safe than traditional metal tool, ideal for family crafting and child friendly activity without edges