Official Store: HeadphoneMate Replacement Earpads Ear Pads for Bose QC3 QC 3, On Ear, OE headphones High Quality Protein Leather Material and Memory Foam Perfect Fit Your headphones will feel NEW when you have them on! We guarantee they are 100% compatible, 100% comfortable and 100% easy to use! To apply them, please refer to the below steps: 1.Pull off your old cushions. 2. Apply the new cushions, make sure the plastic rods are fit into the holes on the cushion's plastic frame. 3. Firmly press the cushions until they are securely buckled. 4. Enjoy your refreshed headphones. Video Tutorial: How to apply on On Ear Headphones, https://www.youtube.com/watch?v=30oTUU6v048 How to change Bose QC3 headphone earpads / cushions, https://www.youtube.com/watch?v=XOQ8QZVIoI8