The 4C refill of ResolvBike Clean is the most concentrated version of the product that allows you to refill the bottle following the instructions on the bottle. In addition, the 4C refill is able to create a more or less aggressive version depending on the use that must be made of it. ResolvBike Clean is the first product all in one detergent & degreaser ideal for cleaning the whole bike and motorcycle and all its sports equipment. ResolvBike is extremely easy to use: simply wet the bike or motorcycle, spray the detergent on all its parts, leave for a few tens of seconds, brush, rinse, dry and lubricate the parts that need it. Its innovative formula is able to treat every surface in the most delicate way possible without leaving a trace of dirt; in fact, thanks to the NANO Technology Protection, ResolvBike Clean releases a protective film on the surfaces creating a barrier against dirt that will facilitate all subsequent washes. In addition, its natural composition makes it a completely environmentally friendly product. The detergent is equipped with a professional high-performance and long-lasting spray. The special formula of ResolvBike Clean is useful for thoroughly cleaning plastic, rubber, aluminum, metals, alloys, brakes, discs, rims, tires, saddles, knobs, wheels, innovative fabrics, chains, mechanical parts, helmets, protections, technical clothing and entire frames.