Features and BenefitsSpecialist formulated for dry and dusty conditionsSuperior lubrication that extends the life of bike chains50-state VOC compliantWD-40 specialist bike products have undergone extensive testing at the hands of internal and 3rd party scientists, bicycle retailers and professional mechanicsWD-40 Specialist Bike Dry Chain Lube is a high-performance lubricant specifically formulated for dry and dusty conditions. Polymers in the Dry Lube formula quickly form a dry film to protect the chain and repel dirt in arid or dusty conditions. Prevents friction damage and helps extend chain life. The no-wax formula will not build up inside chain links and drivetrain.