1.Material the wick is pre-coated with paraffin wax and consists of natural cotton threads, no lead, zinc or other metals No smoke and no bad smell: with good processing technology, no black smoke and smelly smell, burning stability when lighting^ 2.Easy to cut the wick is easy to cut to the size you want; Can be easily straightened and won't break, great for candle making and DIY candle projects^ 3.Use Simply glue the wick to the bottom of the container, then hold the lid in the middle while you pour your wax (use our matching candle wick centering tool)^ 4.Feature and performance excellent processing technology, no black smoking and smelly smell, burning stability when stranded.