About this item Compatible With - The headphones replacement pads are suitable for QC2/ QC15/ QC25/ QC35 I/ QC35 II/QC45/ Ae2 / Ae2i / Ae2w/ SoundTrue Around-Ear/ SoundTrue Around-Ear II/ SoundLink Around-Ear/ SoundLink Around-Ear II Headphones. Easy to Install - Replacing the old ear cups only takes a few minutes, and your headphones will look and feel like new. Comfortable and Sturdy - Superior grade memory foam and protein leather will make you feel comfortable, and our ear cushions are sturdy and can be used for a long time. Noise Isolation - The high-density memory foam of the ear pads can better retain the original sound of the headphone and take you into a quiet world to enjoy music. Dimensions: 3.57 x 2.8 x 0.8 inches.