mixture of vegetable waxes composition naturale 100% paraffin-free, non-toxic composition, GMO-free, lead-free wick with essential oil content Modo Directions for use: Place the candle on una heat-resistant surface. Do not burn for more than 4 hours. Never let the candle burn to the end. Never leave a burning candle unattended or near easily flammable objects. Keep out of reach of children and pets. Always allow the candle to burn at least until the entire top layer has melted. This will prevent unwanted depressions from forming in the wax. una optimal combustion, it is recommended to regularly trim the wick to the recommended length.