1. 1. Patented design, the uniform flow rate in the funnel, 9 large brushes to clean without jams, can directly receive oil.2. 2. Complete cleaning solution for cleaning bike chains, rear cogs, and chainrings.3. 3. Chain scrubber cleans chains quickly, easily, and effectively.4. 4. Gear clean brush reaches deep between gears and other places where dirt collects.5. 5. Chain and component cleaning fluid is plant-based and will not harm alloy, plastic, rubber, or carbon fiber.Spec:Material: Polyurethane AB materialColor: blueSize: one sizepacking list:1 * Bike Chain ScrubbeNotice:Due to the lighting effects and shooting angles, there is a color difference in the product, please understand.Due to manual measurement, there is a tolerance in the product size.