Here is a review left by a customer on a product. Would you say he was satisfied or dissatisfied?
Title: Yes, it works
Review: This plug-in diffuser does in fact work. Hard to believe, but it keeps the dreadful Isolde from spraying wherever and whenever. Wish I'd had it when I had the dreadful Jemima. A tad expensive if bought from the pet specialty store, but cheaper here on Amazon.
