Cat owners, if you use the Feliway diffuser, this 30-day refill is an absolute must-have to keep your kitty calm and happy! It mimics the natural facial pheromones that cats use to mark their territory as safe and familiar, which helps reduce stress and unwanted behaviors like scratching or urine marking. Each refill lasts about 4 weeks and covers an area of 50-70 square meters, making it perfect for most living rooms or the main area where your cat spends time. It's especially helpful during stressful situations like moving to a new home, introducing new pets, having guests over, or changes in routine. The pheromone therapy is drug-free and completely safe for your cat - it's just recreating the natural 'this is my safe space' signal that cats understand instinctively. You simply plug it into your existing Feliway diffuser (sold separately) in an open area - not behind furniture or under curtains where the vapor can't circulate properly. Many cat owners swear by these for reducing anxiety-driven behaviors without medication. It's also great for multi-cat households to help maintain harmony and reduce tension between feline friends. The effect is subtle - your cat won't act drugged or different, just more relaxed and content in their environment. If you've found that Feliway helps your anxious cat, keeping these refills on hand ensures you never run out of that calming influence that makes such a difference in your pet's wellbeing and your household peace!