Wrinkled Replacement Ear pads Earpad Cushions Pillow Cover Compatible with Koss Porta Pro PP SP Sporta Pro Koss KSC35 KSC75 KSC55 KSC50 Headphones Black
Geekria UltraShell Headphones Case Compatible with Koss PortaPro PP Headphones Case, Replacement Hard Shell Travel Carrying Bag with Cable Storage (Black)