Cotton wick. This round lamp wick is made from 100% cotton and has a diameter of approximately 2 mm. With a length of 75 cm, it is suitable for various oil lamps, lanterns and decorative lighting projects. The wick can also be used for gel candles and other liquid‑wax applications, where a thin round wick ensures a steady flame. It is not intended for solid paraffin or soy candles. The cotton construction provides an even, stable burn and the wick can be cut to the required size.