Features: Fresh scent: Citronella oil is extracted from the leaves and stems of various species of lemongrass, so citronella candles have a bright, citrusy fragrance and build up a warm atmosphere. Repels insects: Citronella oil is a natural insect repellent, so burning citronella candles can help keep bugs at bay when you're enjoying the outdoors. Made with natural ingredients: Soy wax is a natural and renewable resource that's biodegradable and free from harmful chemicals, citronella oil is also a natural ingredient that's derived from plants, so it is a popular choice for eco-friendly consumers.