Kovai Nandhi Mark Samba Ravai is made from only the best quality wheat choosen from selected fields. The wheat is carefully cleaned to remove all impurities. In fact, even the crease of the grain is cleaned, the grains are then ground in automatic machine to give you real "Best SambaRavai". Finally it is packed by modern machineries to maintain its freshness. So when you buy " Nandhi Mark SambaRavai " you are assured of a quality products untouched by hands, suitable for diabetic patients also.