SENNHEISER 534406 Headband Pad for HD800/800S/820 Headphones AUTHORIZED-DEALER | eBay
Amazon.com: AHG Premium HD 8XX / HD 800S / HD 800 Ear Pads Cushions and Headband Compatible with Sennheiser HD800 / Sennheiser HD800S and Drop HD 8XX Headphones. Perforated Sheepskin/High-Density Foam/Durable :