Help your furry friend find peace and tranquility with Tranquil Tails Calm Companion Pheromone Diffuser Refill Pads for Dogs. These pads are specially designed for use in the Tranquil Tails Waterless Aromatic Pheromone Vaporizer (sold separately), and are precisely dosed in the Tranquil Tails Wisconsin USA manufacturing facility. When used in the vaporizer, these pads release a calming blend of essential oils and pheromone isolates, perfect for soothing anxious pups. Whether your furbaby is stressed from separation, thunderstorms, fireworks, or other stressful situations, these pads will help them find their inner calm. And when your barking BFF is calm, you can relax too.