Heartbeat Stuffed Animal. The soft plush toy is made of super soft, non-toxic, safe and skin-friendly fabrics. This heartbeat toy provides companionship and comfort to your dog during the night, on journeys, or in thunderstorms, and can help reduce anxiety and fear. Simulate Heartbeat. Dogs are social animals. We alleviate various anxieties by simulating a companion's presence with a simulated heartbeat. This puppy behavioral training aid toy reduces negative behaviors resulting from anxiety or loneliness through natural instinct. Machine Washable. The three AAA batteries (not included) will last for three weeks with continuous use and can be easily replaced as needed. The plush dog toy is made from comfortable, skin-friendly fabrics and is machine washable after the heartbeat unit is removed. Pet Calming Solution. All natural, without medication or restraint. Dogs and puppies are pack animals who are instinctively drawn to their mother and others in their pack. The toy recreates that intimacy with physical warmth and a pulsing heartbeat, providing an extra source of comfort for your pet. A Perfect Gift for Puppy. The soft plush bear helps to reduce anxiety for your pets. It is perfect for new puppy owners and helps ease puppies into a new home.