Artline 2in2in1 Shirt Marker is a superb system for decorating fabrics. Safe water-based xylene-free ink is highly-permanent after fixing. Use on cotton fabrics including t-shirts, sweatshirts, jeans, etc.

Twin-tip, twin-colour system: 2mm bullet 5x3mm chisel tips with contrasting ink colours.

Fix colours by ironing at medium heat. Place paper towels on top of and underneath work to prevent transfer. Fade-resistant and wash-resistant after fixing - laundry-safe at 60 deg C.
Will wash out prior to fixing.