New Year, New Ear Pads for my 6 year old HD600. : r/headphones
Dekoni Elite Hybrid replacement earpads for the Sennheiser HD6XX Series
misodiko Upgraded Ear Pads Cushions Replacement for Sennheiser HD600,
Amazon.com: Gvoears HD600 Earpads for Sennheiser HD650/HD600/HD660S/HD545/HD525/HD535 Headphones, Ear Cushion Replacement Also fit for Massdrop X HD6XX/HD58X and HD580/HD565 Jubilee Headphones(Velour) : Electronics
Amazon.com: AHG Replacement HD 650 / HD 600 Ear Pads Headphone Cushions Compatible with Sennheiser HD650 HD660S HD660S2 HD600 Massdrop X HD6XX HD58X Jubilee HD580 HD565 Jubilee. Premium Velour/High-Density Foam : Electronics