Swaha Cow ghee Diya batti is made from Pure Cow Ghee. These are perfect for daily puja, where you can do the puja and by the time you leave you are sure the wick has finished burning these reduce danger to the home. The wicks have a mild fragrance of combination of camphor, sandalwood and jasmine. These wicks are a replacement of handmade ghee diyas, so there won't be any strong smell when you burn it. The Diya batti is totally wax free. After it is fully burnt there will be a small cotton residue left in the lamp throw it away and your lamp is ready for your next puja.