Citronella, lemongrass, cassis (black currant) bug repellent candle. Nuit d'ete translates to summer nights. Being from the south you know about mosquitos in the summer! Citronella and lemongrass are both natural bug repellents. Handpoured candle made in a 6 oz gold metal tin with a lead free cotton wick. Wax is a blend of paraffin and soy. Approximately 25 hours of burn time.