Check the listing for details. Replacement inner earcup Foam Filter Inserts Cushion for Bose X Aviation Headset. Condition: New. Listed at 9.95 USD. Replacement earcup inner screen (filters) for Bose X (A10). Replace your old or deteriorating inner foam inserts on your Bose X aviation headset. The foam inserts on the Bose X deteriorate after a while and leave behind sticky goo. These new inserts will solve that problem, protect the ear cup speakers, and further enhance the noise-canceling performance of your headset. Hobbs Flyer replacement for all Bose X models including AHX-32-05, AHX-34-01, AHX-32-01, AHX-32-02, AHX-32-04. Sold as a pair. About Hobbs FlyerHobbs Flyer is a pilot-owned and operated aviation component manufacturer and retailer based in Minneapolis, Minnesota. We focus on bringing affordable, modern, and insanely comfortable aviation headsets and accessories to the aviation community. Visit our website to learn more.