The ''Ridged" slow pitch jig is a proven mold. The design and shape create an erratic action under water mimicking a wounded bait fish. The double notched or ridged mold creates underwater disturbance and the jig will have an inconsistent fall pattern. Higher on the flutter scale the Ridged a choice jig for bottom species in moderate to light conditions. Don't be surprise when it gets crushed in the mid water as well!