FELIWAY® Optimum's patented formula mimics natural cat pheromones to help cats with more signs of stress, in more situations and calms cats better than ever.** Simply plug FELIWAY® Optimum upright into any standard outlet and it will deliver advanced calming messages, helping your cats feel comfortable and secure at home. For best results, replace FELIWAY® every 30 days, and use one diffuser per 750 square feet.

*All cats are unique. Results may vary depending on the presence of other pets and other environmental factors.
**Versus FELIWAY® Classic or FELIWAY® MultiCat

Feline Pheromone Complex (FPhC).............. 2 %

Isoparaffinic Hydrocarbon.....................48ml