Amazon.com: Sennheiser HD 4.50 BTNC Bluetooth Wireless Headphones with Active Noise Cancellation, Black and Silver (Discontinued by Manufacturer) : Electronics
Amazon.com: Upgraded Sheepskin Ear Pads Cups Cushions Replacement Compatible with Sennheiser HD 4.40 HD 4.50 HD 4.40BT HD 4.50 SE HD 4.50BTNC Headphones (Black Sheepskin Leather) : Electronics
AHG Replacement Ear Pads for Sennheiser HD 4.4BT and HD 4.5BTNC Headphones | AHG
Leather Headphone Earmuffs Compatible With Sennheiser HD4.50BT HD4.50BTNC HD4.40BT Headphones Foam Cushion Soft Cover Ear Pads Pair Of In Ear Headphones Speaker Accessories Headphones Adapter - Walmart.com
AHG Replacement Ear Pads for Sennheiser HD 4.4BT and HD 4.5BTNC Headphones | AHG
Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones (HD 4.40 BT) : Amazon.ca: Electronics