Candle Wicks 6 Inch Cotton Core Candle Making Supplies Pre Tabbed 50PCS New Universal extra long cotton wick. It has been waxed and can be burned directly, and can also be used for DIY candle making. Because this candle wick is long enough, it can be trimmed to get the size you want, suitable for most size candle making . Smokeless candle wicks are the go-to for making holiday candles like Valentine's Day. Imagine how wonderful it would be to have a candlelit dinner with your loved one in a romantic setting with candles you made yourself.