All natural spray removes unpleasant residue and odors. Non toxic and easy to use. The naturally occuring bacteria neutralizes odor fast and breaks down organic, land hermit crab waste. Discourages toxic ammonia build up in hermit crab water. Improves hygiene of hermit crab water and sand. Keeps land hermit crab's home smelling fresh and clean. Ingredients purified water, natural enzymes, beneficial bacteria. Made in the USA.