This is a whole 5 litres of the best bike cleaning solution on the market! perfect for the avid trailblazer who needs to clean his bike very regularly. This classic pink cleaning solution contains revolutionary nano-technology that breaks down mud and grime on a microscopic level so that you can simply spray on, leave for a couple of minutes and then wash off! This cleaner is also friendly to nature and components alike! it won't damage or cause issues with your brakes or drivetrain (although it is recommended that you fully clean and then relubricate your drivetrain after using this cleaner) Not limited to bicycle use either, you can use this on pretty much anything that gets mucky - Motorbikes, ATV's and 4x4's! Safe on all parts and surfaces including carbon fibre Will not harm seals, cables, brake pads or rotors Safe on anodised metal Alkaline based and free from CFCs, solvents or acids Nano Tech Formula cleans on a molecular level Biodegradable*