The Muc-Off Water-Soluble 500 ml Bio Degreaser quickly and safely eliminates built-up oil, grease and grime on metal, plastic, rubber and seals. Its unique, biodegradable formula means that after use it can be quickly rinsed away with water to leave your greasy bike parts completely clean. This Water-Soluble Degreaser works on even the toughest of grime including waterproof grease and chain lube residue! The Muc-Off Water-Soluble 500 ml Bio Degreaser is tough on grease and grime, easy on the environment.