THIS LURE HAS A SLOW DISSOLVING BASE THAT PUTS A SCENT TRAIL ON TOP OF THE WATER. THIS LURE WILL CALL RATS A LONG DISTANCE. SMEAR A STICK WITH THE LURE AND PLACE IT IN THE WATER SO IT IS HALF IN AND HALF OUT OF THE WATER. TIP: USE A SMALL PIECE OF CELERY FOR THE LURE HOLDER. A CUSTOMER HAD WRITTEN THAT HE AVERAGED 48 RATS A NIGHT WITH 75 TRAPS SET WHILE USING THIS LURE.