4 model

Free

Headset Holder - DT 1990 Pro

Printables

Free

Microphone holder for DT 990 Pro headphones (specifically the Behringer DT440 Mic)

Printables

Free

DT 990 pro headband retainer replacement

Printables

Free

Beyerdynamic DT-990 PRO Semi-open plastic insert thing

Printables