Standard ORIGINAL chain lube is a liquid plastic and through polymerization forms long-lasting plating on all chain surfaces. Experience superior performance Recommended for mountain bike cyclo-cross and more extreme conditions. You can confidently use Dumonde Tech’s Bicycle Chain Lube on all cables pivots points seals. Safe on plastic rubber all seal materials. The product is designed to not harm your components. Product details “Riding in” forms an extremely low-friction plating Bonds to chain and cannot be washed off Components stay cleaner last longer run quieter Extremely durable outlasts all other chain lubes Environmentally sensitive and saves money To be applied sparingly unlike many other lubes More concentrated for exceptional durability under most challenging conditions Recommended for mountain bike cyclo-cross and more extreme conditions.