This listing is for 10 yards of 100 % Cotton wick Flat Braided 27 ply. Raw Bleached unwaxed unprimed. Contains NO Lead or Zinc. We use this type of wick to make our ORGANIC Beeswax Candles. * Each wax burns at a different rate, Beeswax comes from many regions and different shade and scents, whether its filtered or not, and whether organic or not. all these factors have alot to do with burning rate of your candles. Best advice is to test your products.