Vitax Stay Off is a ready-to-use animal repellent spray which can be used around edible and non-edible crops. It is effective against a wide range of animals including cats, dogs, rabbits and birds. It contains Aluminium Ammonium Sulphate which confuses an animal&rsquos sense of taste and smell and deters them from fouling in the treated area. For best results all existing droppings and smells should be removed. Stay Off should be lightly and evenly sprayed across all garden areas and plants to be protected. One application should remain effective for up to four weeks. Fresh applications may be required on new plant growth. Pack Size 750ml. Coverage treats up to 37.5m.