About this item [Great Replacement Earpads compatible with various Headphones]: Specially designed for QC25, QC2, QC15, QC35 I, QC35 II, AE2, AE2i, AE2w, SoundTrue Around-Ear, and SoundLink Around-Ear Headphones. [Easy Installation]: The installation of replacing old earpads is fairly easy and only takes about 3-5 minutes. No special tools are required. Please click the video to get a step-by-step guide. [Soft and Comfortable Ear Pads]: With soft protein leather and thicker memory foam, our replacement ear pads adopt an ergonomic design that will bring a comfortable wearing experience, enhance the sound, and block out noise. [Worth Ear Cushions]: Our ear cushions are affordable to make your headphones feel like new. Dimensions: 3.9 x 3.1 x 0.7 inches.