According to Il-Hoon Kim, bamboo salt should contain all five elements and Yin & Yang; water(salt), wood(bamboo), earth(soil), metal(iron) and fire(pinewood and its resin). At KOBAS, we carefully use the best quality materials for the production of bamboo salt, all native in Korea;
Salt : Sun-dried sea salt from west coast of Korean peninsula
Bamboo : Three-year old king-size bamboo tree
Soil : pure yellow soil in the heart of a mountain
Metal : Cast iron pot
Fire : Pinewood and pine resin