The Just Scentsational Rodent Scentry-Infused Rodent Repellent Granules are a granular perimeter treatment. The scentry-infused rodent repellent granules include the Just Scentsational Fox Urine Predator scent, which has long been known to trigger the fight or flight response in small animals of prey such as mice, rats, voles and chipmunks. Shake these rodent repellent granules around the perimeter of your home and place around the yard in areas where small unwanted pests are an annoyance.