Perfect Compatible with Sennheiser HD 300/ 400S/ 4.20/ 4.30/ 4.40/ 4.50 BTNC/ 4.40BT/ 4.50BT Headphones. Specially designed for Headphone cable. Softer & Villi SurfaceMaterial. Synthetic Leather-Ear Pads-(1 Pair Left & Right).
eBay