5pc Double wooden wicks w/ sustainers5 Benefits of using wooden wicks: 1) Easy to work with less challenging to center the wick 2) Eco friendly 3) Cleaner burn 4) Improves ambiance wooden wick candles gently pops crackles when lit Wood thickness: 2pc ~0. 5mm Material: Redwood Note: Dimensions sizes of the wicks are provided in the description and variation names. Be sure to check them before placing your orders. 5pc Available in 2 sizes (width x length): 13mm 9mm*150mm , 16mm 12.