Enhance the noise reduction performance of your Bose A20 Aviation Headset with this set of replacement earcup inner foam. This four-piece set is designed to provide optimal noise reduction, helping to maintain the Bose A20’s superior sound insulation and delivering a quieter, more comfortable flying experience. The precision fit ensures superior noise isolation and helps extend the life of your headset.

Made for all Bose A20 Bluetooth and non-Bluetooth models.

In the Box:

• 4-piece set of ear cup acoustic foam