I think I've found my endgame. : r/headphones
Koss Portapro Thread, Page 3
Koss PortaPro - Headphones ( semi-open ) Headphone Reviews and Discussion
The Best Value in Headphones
The truth about the cheap Endgame Meme Headphones/Earphones : r/headphones
KOSS Porta Pro - Pleasantly GOOD! : r/headphones
Sport clip design fits neatly around each ear, with pivoting earplates for a comfy fit Titanium-coated drivers deliver accurate sound reproduction
Koss KSC75 Portable On-Ear Clip Headphones, Retro Style, Ultra Lightweight, Silver and Black
Taking Koss Portapro to the Limit (cool mods)., Page 8
Koss Porta Pro Review