Super Dooley Digester Powder Refill packaged in a handy re-sealable plastic tub. Each tablespoon of this super-fast digester contains contains bacterial and enzyme cultures that double every twenty to thirty minutes and is specially formulated for pet waste. Harmless, non-toxic, helps control pet waste odors and is the only digester powder recommended for use in the Doggie Dooley Pet Waste Disposal Systems.