FELIWAY® Optimum is a new, patented pheromone discovery, and is the best FELIWAY® answer to help reduce the most common signs of stress in cats. It helps with more signs of stress, in more situations, and calms cats better than ever; it helps reduce scratching, urine spraying (peeing), tensions & conflicts among cats, general fears, and reactions to changes. This new discovery, backed by 20+ years of feline stress expertise, delivers advanced calming messages, helping your cats feel more comfortable at home than ever before.

• FELIWAY® Optimum is a new pheromone discovery, and the best FELIWAY® answer to help reduce the most common signs of stress in cats such as: scratching, urine spraying, tension and conflicts between cats, and reactions to changes
• 93% of cat owners report enhanced calming, with an average satisfaction rating of 9.1/10
• FELIWAY® Optimum is a drug free solution that helps cats with more signs of stress, in more situations, and calms cats better than ever; FELIWAY® is supported by 20 years of feline stress expertise
• FELIWAY® Optimum heated diffuser covers up to 700 square feet; for the best results, position the diffuser where your cat spends most of his or her time, and avoid plugging the diffuser in under shelves and behind doors, curtains, or furniture
• Starter kit includes 1 diffuser head and 1 vial; make sure to only use a FELIWAY® Optimum Diffuser with a FELIWAY® Optimum refill (they are not compatible with other brands); to maximize effectiveness, replace the vial once a month, and the diffuser every 6 months.