VETERINARY APPROVATION: FELIWAY has been subject to numerous clinical trials published in high-level scientific journals or presented at international conferences. Due to its proven effectiveness, millions of cat owners and veterinarians worldwide have noticed a considerable benefit in the behaviors of domestic felines. HOW IT WORKS: Pheromones represent a natural, normal part of cat communication. FELIWAY Optimum uses a new generation of natural pheromones to convey more incisive messages of well-being and reduce behaviors such as hiding, scratching or spraying around the home. USE OF THE DIFFUSER: Plug-and-play system that involves screwing the bottle to the diffuser and inserting it into an electrical outlet. For best results, keep the speaker connected 24h/24h, 7 days a week. Avoid power outlets that are under shelves or behind doors, curtains or furniture. AREA COVERAGE: Each FELIWAY Optimum diffuser has a coverage of up to 70 m2 and ensures a comfortable and relaxing environment for your cat for about 30 days. The diffuser is able to continuously release the product, ensuring your four-legged friend a constant and long-lasting comfort. CALMING FOR CATS: Feliway Optimum difuser is a product with new generation pheromones, designed to prevent unwanted behavior in cats, such as urinary markings, scratching or hiding, helping to create a comfortable environment in the house for your feline.