THIS IS A SPECIALLY MIXED MINT OIL GUARANTEED TO HELP RID YOUR HOME/OFFICE OF MICE/RATS. THE WAY IT WORKS IS YOU SPRAY IT OR APPLY IT WITH A CLOTH/NAPKIN TO THE AREAS WHERE THEY TRAVEL. EG. WIPE DOWN THE OVERHEAD PERFORATED PIPE COVERS IN YOUR BASEMENT, APPLY TO THE KITCHEN COUNTER TOP IN THE CORNERS, SPRAY HOLES OF ENTRY. THEY WILL MORE THAN LIKELY SEEK OUT OTHER AREAS NOT SPRAYED OR WIPED. YOU THEN HAVE TO TREAT THESE AREAS AS WELL. SHORTLY AFTER YOU START USING THE SPECIAL MINT *** OIL THE MICE/RATS WILL STAY AWAY. IT DOES NOT KILL THEM BUT THEIR SENSE OF SMELL IS VERY KEEN AND THEY CAN NOT TAKE THE SMELL. DEPENDING ON HOW BAD THE PROBLEM IS YOU MAY HAVE TO REAPPLY A SMALL AMOUNT EVERY FOUR TO FIVE DAYS. IT IS ALWAYS BEST TO KEEP THE AREA AFFECTED AS CLEAN AS POSSIBLE. THE OIL IS NON TOXIC.