Natural Aroma burner set there is nothing which will harm you or nature br The best option for Air Freshener even you can gift it in any occasion like marriage birthday etcbr Good Quality Aroma Set just try once to use in your home office youll always remember it br easy to clean with normal water and reuse as long you want br Very good option to giftinguse in house to fragrance your choicedecor itll work with any fragrances you may have market after finish this 10 ML Lemon Grass which is coming with it br