Lunkerhunt Impact Double Blade Spinner - TheImpact Double Blade Spinner is great for slow rolling and when fishing night time, muddy water, overcast, or shallow water conditions. The deep cup of the Colorado blade emits a thump that attracts fish. The cup of the blade also catches water, making it easy to keep the spinnerbait in the strike zone at slow speeds. Thump and vibration in the water Great for slow rolling, shallow water, and muddy water Spun wire arm Premium hook