Christmas candles are made of high quality paraffin wax with 100% cotton wicks. It does not generate black smoke. You have the properties of a clean and prolonged combustion, a uniform and black combustion without smoke and is harmless for the body and the environment. This unique decoration is perfect for celebrating weddings, Christmas and other events. Not only can it be used as a candle, but can also add a festive and romantic atmosphere to the party.