Product includes: 48 citronella incense coils and 2 coil holders Long-lasting: Each citronella incense coil burns for approximately 5 hours (wind may shorten burning time), perfect for outdoor and indoor use Natural ingredients: Our citronella incense coils are natural, free from harmful chemicals, made from lemongrass oil, citronella oil, and rosemary oil Suitable for outdoor and indoor use: Suitable for bedrooms, living rooms, balconies, or outdoor activities such as parks, beaches, pools, decks, camping, and fishing Suitable for outdoor and indoor use: Suitable for bedrooms, living rooms, balconies, or outdoor activities such as parks, beaches, pools, decks, camping, and fishing.