Press to Activate Heartbeat Sound. Soothing Sound Helps Calm Dogs and Eliminate Separation Anxiety. Cozy Fleece and Plush Pillow is Fun to Cuddle. Heartbeat Mechanism can be Removed for Washing. Great to Calm Pets of Any Age. There are many times in your dog's life when the need to sooth and calm is critical. Travel, trips to the veterinarian or groomer, illness or commotion are all times when aid in calming and soothing could be beneficial. Petstages' Soothing Toys help focus and calm your puppy, adult dog or senior dog, and help provide warmth, calm and relief when needed.