Finally, a chain cleaner in a pourable bottle. All over chain cleaner that cuts through dirt and grime with ease.Spray on, agitate and rinse off!Fully biodegradable, alkaline based.Safe on carbon fibre, paintwork, anodising, aluminium, titanium, rubber, plastic, seals and disc brake pads. The Muc-Off Drivetrain Cleaner is the complete drivechain cleaning solution! Pour into a chain cleaning device or apply directly to the chain rings, rear cassettes and deralieurs to clean the entire drivetrain within seconds!Its also biodegradable and safe on metal, plastic, rubber and seals. Try using it with the Muc-Off X-1 Chain Cleaning Device to provide the deepest clean on even the dirtiest chains! Directions for use: Shake bottle vigorously. Spray all over the drive chain including cassette, chain rings, chain and derailleurs. Leave for up to 2 minutes and agitate with a brush if required (if using with a chain cleaning device with the formula0. After agitation thoroughly rinse off with water making sure all of the formula has been removed.Now apply BikeSpray to disperse moisture before applying a chain lube PLEASE note not recommended for non factory finishes. For best results always test an inconspicuous area before use. Use with caution on painted surfaces. Store in a cool dry place.