Amazon.com: Replacement QC35 / QC35 ii earpads and QC35 Headband / QC35 ii Headband V3 pad Cushion Compatible with Bose QuietComfort 35 (QC35) and Bose QuietComfort 35 ii (QC35 ii) Headphones (Black) : Electronics
Amazon.com: Professional Earpads Cushions for Bose Headphones, Replacement Ear Pads for Bose QuietComfort 15 QC15 QC25 QC2 QC35/Ae2 Ae2i Ae2w/SoundTrue & SoundLink Around-Ear Series : Electronics
How to Easily Replace Bose QC35 Earpads (Works for Other Bose Headphones) - Headphonesty
Ultimate Guide on How to Replace Headphone Pads - Headphonesty