Our 10 ml Fragrance Oils last much longer because they are diluted with another oil made from dipropylene glycol A more effective high quality fragrance oil. Will help you get more use from your scented oil. The fragrance of the oil combined with an attractive oil burner provides a lovely ambience & a talking point for visitors to your home Perfect for use in making soaps, perfumes, incense sticks, creams and lotions, body sprays, candles and shower gels.