An ornamental attachment apparatus is provided for attaching to and ornamenting hearing protection devices. The ornamental attachment apparatus includes an ornamental portion having ornamental feature, and a receiving portion for receiving and attaching to a post portion of a hearing protection device. The receiving portion may include a cavity including an attachment element for retaining the post portion therein. In some embodiments, the ornamental attachment apparatus includes an attachment element with a tapered shape for insertion into a recess on a custom hearing protection device. The ornamental portion may include a sensor, a peripheral device and an electronic component for controlling the peripheral device. The electronic component may be configured to control the peripheral device responsive to an electronic signal received from the sensor.
