These award winning candles are made using only vegetable wax and pure essential oils rather than synthetic fragrances so they burn without releasing harmful pollutants toxins or soot remember they work as powerful holistic treatments as you breathe in the scented air so it best to burn them for 4 hours at a time each candle weighs 1kg has 3 wicks and burns for up to 55 hours 30 longer than standard premium candles