Compatibility: WC BandZ seamlessly fits the following headphone models: Audio Technica ATH M50X / M50XBT / M50 / M40X / M40 / M40FS / M30X / M30 / M20X / MSR7. Flawless Fit: Easy two minute installation with our no show zipper, and our stretchable neoprene material. Simply follow the step by step instructions provided in the package, and you'll be done in no time. Wicked Protection: Make your beloved ATH headphones last as long as possible by adding WC BandZ as a protective layer for your Audio Technica headphones. Enhanced Comfort: WC BandZ additional layer of covering provides added comfort and an upgrade over your old flakey headband. No More Flakes: No longer let your head directly touch your worn down Audio Technica headphone headband. No one likes flakes crumbling off in their hair or on their head, cover your worn down headband with our WC BandZ for flake free listening.