Reduces friction and loss of power. Increases chain durability. Water and rust resistant. No effect on the O-rings. Contains a solvant to eliminate old residue and to penetrate into the links. Fluorescent yellow colored for easier application. Motul Chain Lube Off Road adheres completely after a few minutes. Recommendations Clean the chain with MOTUL CHAIN CLEAN Shake before use. Apply to the whole length of the inner chain (The colorant makes it easy to see the product.)