The ProElobara Pheromone Multi-Cat Enhanced Calming Pheromone kit is a 90-day supply of pheromone diffusers specifically designed for cats. Made by the brand PRO ELOBARA in China, this kit includes everything needed to create a calming environment for multiple cats. The pheromones emitted by the diffusers help to reduce stress and anxiety in cats, making it a valuable addition to any pet owner's arsenal of cat supplies.