Synthetic Chain Guard is an exclusive 100% synthetic bike chain lubeSpecial surface active formula reduces rolling resistance of drivetrain and improves shifting performanceDeep chain penetration ensures quiet operation, protects drivetrain under load and extends chain life by shielding it from the elements - dirt, grime and waterWaterproof and ideal for use on both short and long rides4 ozSqueeze BottleWetUPC/EAN/GTIN: 051027005097