New in box. Box is a little banged up from shipping but other than outside everything else is perfect intact and new. We have a subscription for this item and didn't adjust for our vacation so we have an extra refill. FELIWAY is vet recommended, and the #1 selling solution: FELIWAY MultiCat may help to reduce common signs of tension between cats at home such as conflict, fighting, chasing and blocking 84% of Cat Owners saw significant improvement when using FELIWAY MultiCat* FELIWAY MultiCat diffuser is a drug free solution that mimics a mother cat’s 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