Organic Digester Cool is a new product especially formulated for usage in very cold weather. Can be used in combination with our excellent Autumn Leaves Digester, or on it's own. Organic Digester Cool, can be use in Autumn, Winter and Spring. This product has a special blend that works in temperatures even lower than the Autumn Leaves Diegester. Priced the same as the regular Organic Digester and Autumn Leaves Digester.