Visual efficiency: The flashes from the spinner arouse the curiosity of predatory fish. Vibration: The vibrations of the blade trigger predator attacks. Versatility: Can be used in most habitats on all predators. Features: Length: 4.5 cm Shape: Spoon Weight: 7 g Quantity: 1 Composition: Swivel to avoid line kink Two split rings Nickel-plated steel spoon Steel hook 3D scales cover half the spoon Red plastic tail blade for blood signal