10pc 0.5mm 1mm Candle Wooden Wicks w/ Sustainers Round / Flat Wick Sustainers Clips for Soy Wax Candle MakingBenefits 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: ~0. 5mm ~1mm Material: Redwood 1 order includes (10 sets)*: 10 x wooden wicks (size of your choice, if any) 10 x metal sustainers (random style: flat round) *Except for ribbon wicks, which are sold per piece Sampler set includes: 3 x 0.