Maintain peak performance and comfort for your Bose A30 Aviation Headset with the Bose A30 Headset Refresh Kit. This comprehensive kit includes essential repair parts tailored for aviation use, ensuring your headset remains in optimal condition. The kit features a pair of replacement ear cushions and headband cushions, along with a replacement mic windscreen designed for high-impedance microphones. Keep your A30 headset in top shape for every flight with this all-inclusive refresh kit.