5 model

Free

Beyerdynamic DT-990 PRO Semi-open plastic insert thing

Printables

Free

Semi open universal cable drag chain

Printables · 2 kaynakta

Free

Tevo Tarantula semi open cable drag chain

Printables · 2 kaynakta

Free

ATH-40x Semi Open Back Earphone Cups

Printables

Free

Philips SHP9600 Mod: Driver Cover with Bass Reflex Port (Semi-Open)

Printables