You could toggle the heartbeat operate on and off as required. Moreover, the plush toy is machine washable with the center removed. “As with all dietary supplement or medication, it is important to Adhere to the advised dosage instructions and to watch your Doggy's conduct and response to your assist.” https://pawpressnews.com/best-calming-toy-for-dogs-the-ultimate-solution-for-a-happier-stress-free-pup