Comfort Zone Multi-Cat refills pair with all Comfort Zone cat calming diffusers. Each refill provides up to 30 days of continuous calming benefits. The drug-free formula mimics a cat’s natural pheromones to let them know the area is safe and familiar which helps reduce multi-cat tension and conflict. These behaviors can include swatting, scratching, biting, fighting, hissing, growling, spitting, screaming, non-playful staring, stalking, chasing, and blocking. ?

REDUCE & REUSE: Compatible with Comfort Zone diffusers only. Comfort Zone diffusers are reusable for up to 12 months; just replace the refill monthly for a continuous calming effect
TRUSTED & EXPERT RECOMMENDED: Comfort Zone has provided care with cat calming pheromones for over 20 years, making it a trusted choice for pet parents
MULTI-CAT CONFLICT: Use to help reduce multiple cat household tension and aggressive behaviors like swatting, scratching, biting, fighting, hissing, growling, spitting, screaming, non-playful staring, stalking, chasing, and blocking
DRUG & FRAGRANCE FREE: Drug-free solution so you can feel good about helping your cat feel good
SAFE & TESTED: Meets Intertek electrical safety and certified to UL standards
60 DAYS OF CALM: Place the diffuser in your cats' favorite room and replace the refill every 30 days for continuous calming benefits