Post Malone / Go Flex

Whose song is Post Malone / Go Flex?

Artist Album
Hott Trakks Volume 500 CAN
Hott Trakks Volume 500 CAN
Nu Music Traxx Volume 429 US
Nu Music Traxx Volume 429 US
Nu Urban Traxx Volume 226 US
Nu Urban Traxx Volume 226 US
Radio Trakks Volume 362 CAN
Radio Trakks Volume 362 CAN
Various
Radio Trakks Volume 362 CAN