ACE Wooden wicks are used in container candles for their wide flame and their crackling sound.
Each wood wick includes a metal tab for stability in the container.
You may choose to add a cotton wick (without the tab) tucked in with the wood wick for even greater reliability - see photo.
Melt Pool 7.5cm - 8.5cm
NB: 16mm wood wicks are only 140mm tall.