0.31$
Wick #6 is recommended for 6.4cm. (2.5")
For 4.5cm. (1.8") diameter candles such as tea lights, we recommend wick #1
For 5 cm. (2") diameter candles, we recommend wick #3
For 5.8 cm. (2.3") diameter candles, we recommend wick #4
For 6.1 cm. (2.4") diameter candles, we recommend wick #5
For 7.1 cm. (2.8") diameter candles, we recommend wick #7 - for mason jars or candle jars, for example.