The ''Ridged" slow pitch jig is a proven mold. Thie design and shapecreate an erraticaction under water mimickinga 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!