The ADAPTIL Collar works by releasing a calming pheromone that is completely safe for your dog. Once your dog wears the collar, it gently spreads this pheromone around them, which helps reduce stress and anxiety. This collar is perfect for dogs who get nervous or anxious in situations like: Generally Anxious e.g. new people, out walking Being left alone Kennel Stays Traveling or car rides Trips to the vet or groomer Loud noises like fireworks or thunderstorms M/L - Fits up to 62.5cm Expire 06/2025
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