Natural Candle Wick, Medium, 6 in. Long, 30 Pieces Our wick is constructed from natural, flat, cotton threads interwoven with paper threads and contains no lead, zinc or other metals. Use these wick with any of our candle tins, canning jars and mason jars All our candle wicks come coated in Soy Wax and is 6 inches long ECO 10 Series Wick