[Multi-size] - Each wooden wick measures 0.5 x 5.9 inches and is 0.03 thick. you can trim the candle core to the suitable length you need. candle wicks fit most sizes of candle containers [MATERIAL] -Wooden candle wicks are made from 100% natural native fruit wood and are biodegradable [EASY TO USE] - Fix the wood candle wicks to the iron stand and put it on bottom of a container, then hold the top in the centre as you pour your wax [Warm Tips] 1. make the candle wicks in wax (molten) 5-10 minutes candle making. 2. With soy wax, insert 2 wicks into the metal base or add combustion improver. 3. You can insert 2 wicks into the metal base or the wicks in the oil for better burning. 4. It's important to trim the wick to the wax so it has fuel to . If 't stay lit, try to trim shorter, 1/8inch is perfect. color:Wood color Material:Wood size:15 x 150mm Package Contents: 100 x wooden candle wicks 100 x metal base Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.