FELIWAY MultiCat Calming Pheromone, 30 Day Refill - 1 Pack Description Are your cats fighting, or is there tension between cats in your household? FELIWAY MultiCat is vet recommended, drug free, and shown reduce tension and fighting among cats in the home. Signs of tension could include chasing, blocking, staring, fighting, or hissing among cats. By mimicking the natural feline appeasing messages (pheromones), FELIWAY MultiCat sends “harmony messages” to help your cats get along more effectively, and avoid tension, conflict and fighting in the home. Most cat owners see a 70% reduction in conflict in 3 weeks. This FELIWAY MultiCat Refill Set includes three refill vials (diffuser head not included). You should plug your diffuser in the room(s) where your cat spends the most time, and make sure it isn't covered by curtains, or behind furniture. Each diffuser covers up to 700 sq. feet, and each refill can last up to 30 days. For maximum effectiveness, you should replace refills every 4 weeks, and your diffuser every 6 months. Make sure to follow the instructions when plugging in your diffuser, and plug the diffuser in upright. Features: 84% of Cat Owners saw significant improvement when using FELIWAY MultiCat* FELIWAY MultiCat diffuser is a drug free solution that mimics a mother cats natural nursing pheromones to stimulate social contact and acceptance Plug the diffuser in with the vents facing up, and avoid placing the diffuser under shelves and behind doors, curtains, or furniture: for the best results, place in the room(s) where your cat spends most of his or her time This product includes 1 refill that will last for up to 1 month (diffuser not included); to maximize effectiveness replace the refill once a month and the diffuser every 6 months Replace your FELIWAY MultiCat Refill every 30 days to continue to help your cats live in harmony so you can all be happy together Product Details: Is Discontinued By Manufacturer ‏ : ‎ No Product Dimensions ‏ : ‎ 1.75 x 1.75 x 3.25 inches; 2.4 Ounces Item model number ‏ : ‎ D89420B Date First Available ‏ : ‎ January 20, 2016 Manufacturer ‏ : ‎ Central Garden & Pet Country of Origin ‏ : ‎ France Best Sellers Rank: #101 in Pet Supplies (See Top 100 in Pet Supplies) #1 in Cat Relaxants #1 in Cat Relaxants Customer Reviews: 4.4 4.4 out of 5 stars 20,950 ratings