Emits low frequency sonic rattles and life-like action which trigger explosive strikes. Ideal for probing or locating fish on open flats. Sonic fish calling rattles can attract fish from great distances. Features Mirrolure A(R) built-in reflective flash and quality hardware. Favorite among many tournament anglers. Length: 3-1/2Weight: 5/8 Oz74MR-808 TOP-PUP 5/8oz BLACK BACK, FLUORESCENT ORANGE