Sterilized whole oats + magical gypsum! Placed in a .2 micron bag with microposse injection port. Perfect for any species. These 5lb grain bags will perform every single time! Perfect hydration. Exact weight. Quality control! Each bag is observed for at least 72hrs to ensure it meets quality standards. These will be made to order, but a lot of times have grains on hand. Large orders are welcome!I will turn on the backorder option as well! The site will let you know about stock! Any questions just send an inquiry! More grains to come.