Product Name: Zinc Balls (Zinc sulhate fertilizer) Product features; Our product contains 30% Zinc and its content is completely organic. Our product has a slow release/slow release feature compared to other recipes, Our product does not completely melt and disappear in the first rain. It affects the plants in the first rain, It affects the soil in the second rain and preserves the zinc content in the soil at 40%, thus increasing the productivity and health of the plants. Farmers who used our fertilizer achieved 30% to 40% more product at harvest time. Our product has a carbon footprint registration and is subject to carbon footprint application. The carbon emission of our product is very low. Products with a carbon footprint record provide advantage from customs duties during import in many countries, especially in Europe.