Engine Anti Wear Protectant: This anti-wear agent contains organic compounds with high viscosity and good adsorption. There is adsorption in order to protect gears and fight against wear. Engine Anti-Wear Protectant: Our anti-wear protectant is specially formulated to create a protective barrier on vital engine components, reducing friction and minimizing wear during operation. High-efficiency engine anti-wear agent Protectant: By reducing friction and optimizing engine performance, our protectant can help improve fuel efficiency, saving you money at the pump. lubricant from Japan: Experience improved engine efficiency, smoother acceleration, and increased horsepower as a result of reduced friction and heat generation. Engine anti-wear protectant: Suitable for use in both gasoline and engines, as well as with conventional and synthetic motor oils, making it a versatile choice for various vehicles. SPECIFICATION: Net content: 100ML. Shelf life: 3 years. PACKAGE INCLUDES: 1/2/3pcs * Highly Effective Engine Anti-Wear Protectant. Note:1.Please note that the difference in size is different because the manual measurement is different.