Zefal\'s Pro Dry Lube is a dry lubricant that guarantees excellent drivetrain lubrication and cleanliness. The chain stays clean, over time reducing friction and drivetrain noise. This dry lubricant is perfectly suited for cycling in dry or dusty conditions. Key Features:Ideal For Dry Weather: Dust and grime do not adhere to the chain,Clean Chain: Dry lubricant that helps keep the drivetrain clean,Protective Coating: Excellent protection against wear, rust and oxidation,Friction Reduction: Smoother pedalling and a quieter drivetrain,. Tech Specs:Size: 120ml,Container: Squeezable bottle with safety cap,Not biodegradable,Weather Conditions: Ideal For Dry weather.