Description: Celtic Candles Fragrance Diffuser Refills are in 120ml recycled glass bottles and are filled with our amazing aromas. Each refill includes a free set of reed sticks. They are designed to enhance the mood and atmosphere of any home. The reed diffusers are packaged in celtic candles signature boxes. The fragrance oils are alcohol-free and low-allergen. Each fragrance diffuser is designed to last for up to 16 weeks.