Hermit Clean is formulated with a safe and natural synergistic blend of odor fighting bacteria and enzymes that facilitate the breakdown of biological waste. It also contains natural lime and other citrus oils. Hermit Clean safely and efficiently removes offensive odors and cleans your hermit crab's environment without the use of harsh chemicals. Hermit Clean is ideal for use on cages and other enclosures where the concentration of animal odors can present a problem.