FELIWAY Diffuser comforts cats at home and reduces signs of stress such as urine spraying, scratching or hiding Nurtures your relationship with your cat, by creating a loving environment at home. It works continuously, providing constant comfort for your cat Clinically proven, veterinary used and recommended Good to Know Each FELIWAY Refill covers an area of up to 70m2 Each Refill lasts up to 30 days. Depending on its environmental surrounds, each refill may last between 3-5 weeks Avoid plugging in the FELIWAY Diffuser under shelves and furniture, or behind doors,  curtains and furniture