Tracing wheel is essential tool for your pattern making kit. A tracing wheel, also known as a pattern wheel, pounce wheel, Overstitch Wheel, Paper Perforator Tracing Wheel Sewing and dart wheel, is an instrument with multiple teeth on a wheel attached to a handle. The teeth can be either serrated or smooth. This is a sewing tool to trace the sewing pattern markings onto fashion fabric. Disappearing pens are a type of fabric marking tool that comes in the form of a regular pen, but with disappearing ink. This type of pen is perfect for detailed work and is great for both light and dark fabrics. The best part about disappearing pens is that the markings will disappear within 24 hours, so there is no need to worry about them leaving a residue on your sewing fabric.