An audible signal device is required on boats and personal watercraft in most states.A high pitch pealess whistle is a good choice.Clip it onto your life jacket or safety lanyard.Doubles as a floating key chain! WARNING: This product can expose you to chemicals including Vinyl chloride, which is known to the State of California to cause cancer, and Di-n-hexyl Phthalate (DnHP), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to
