Compatible with Sennheiser HD 599, HD 598 SE, HD 598 CS, HD 598, HD 595, HD 560S case. Compatible with Sennheiser HD550, HD505, HD599, HD598SE, HD598CS, HD598, HD595, HD560S, HD559, HD558, HD555, HD518, HD515, HD 569, HD 579, HD461i, HD471i, HD449, HD439, HD 400 Pro, HD 380 Pro, HD 300 PRO, HD 300 PROtect case.
eBay