2pcs Replacement Earpad Ear Pad Cushions for Bose QuietComfort 1 QC1 Headphones Black ear cushions for Bose QC1 Quiet Comfort 1 Headphone The ear foam will enhance the bass performance of your headphone Material: Soft foam and PU leather Outer Size: Approx. 7.5 x 9.3 CM Compatible with Bose QC1 Quiet Comfort 1