About this item Compatible Models: Quietcomfort QC3 On-Ear OE1 Headphones. Noise Isolation: High elasticity memory foam material helps to decrease noise and enhance sound quality. Cushions align with mounting posts inside the headphone earcups, snap easily into place. Color: Black. Package Included: Earpad * 2pcs. Product dimensions: 3.9 x 2 x 2 inches.