From the minute you start using FS-10, you’ll know that something is very different. Not only do the natural ingredients smell nice, but they also enhance the performance of FS-10. Formulated to encourage maintenance, FS-10 not only cleans deeply, but makes the whole process of cleaning more enjoyable.FS-10 does not contain: Caustics, acids, solvents, metasilicates, abrasives or silicon. FS-10 is safe to use on: Shock units, disc brakes, aluminium, steel, carbon fibre, composites, plastics, decals, rubber and leather. Using only the most biodegradable raw materials available, FS-10 is a true everyday cleanser for your bike.