OULII Replacement Ear Pads for Sennheiser HD201 HD201S HD180,One Pair,with Head Beam (Black) Material: durable soft PU and foam. Ear pad size: 97* 76mm. Suiable for Sennheiser HD201 HD201S HD180 headphone. The ear foam will enhance the bass performance of your headphone. To give you cozy and comfortable wearing. Ideal replacement for you lost or broken ear cushions.