Using our state-of-the-art Nano Tech formula, Muc-Off cuts through grime quicker than you can say ÒOMG!Ó regardless of the weather or riding conditions. This classic pink Bike Cleaner has incredible cleaning power because it contains revolutionary Nano Technology that breaks down dirt and grime on microscopic levels, while also caring for your bikeÕs delicate finish. Because we use the finest ingredients and surfactants, our Muc-Off formula is a closely guarded trade secret. ItÕs the most effective cleaner out there, and it doesnÕt even need any of those nasty, dangerous acids or chemicals. In fact, our perfectly pink cleaner is *biodegradable, free from acids, CFCÕs and solvents, and itÕs alkaline based so you can clean away with a guilt-free conscience. ItÕs safe on all surfaces, and itÕs even disc brake rotor and pad friendly.