First, you need to store your Ijen Mountain Arabica green coffee beans in bulk in airtight packaging. Perfect packaging should be capable of preventing your raw coffee beans from molds, insect contamination, and other quality deteriorations. Double-layer bags (Grainpro bag and jute bag) are the most recommended for proper storage of your raw coffee beans. After that, place the green coffee beans in a dark, dry, and cool place (20 to 25 degrees C). Check the green coffee beans regularly to avoid quality deterioration. Learn more about raw coffee beans damages here.