The Prakruthi Panjakavya Deepam is made entirely of cow dung cow urine milk curd and ghee. Today most of the clay diyas stocked in stores arent made of pure clay but fortified using chemical additives in order to extend their shelf life. Cow dung is used and not buffalo to make Panchagavya Diya/Panchakavya Vilakku/Cow dung Diya and the shell also burns out leaving no carbon traces. It is 100 percent natural and bio degradable in addition it is a natural mosquito repellent. It smells entirely natural when burnt and has no added fragrance. Gives a feeling of positive energy when burnt Burns for 10 to 15 mins. These Panchakavya Diya/Vilakku can be lit with either Ghee or Oil in it. Use it daily in your prayers or use on special occasions. IMPORTANT NOTE :- Use a plate or any base under the Panjakavya Diya/Deepam as the shell also burns out. If a plate or any other base is not used then the surface may get a black stain so use a plate or any base under the Panja kaviyam villakku Deepam/Diya. Ghee and Cotton Wick is not included.