Brainwavz · Universal replacement
Brainwavz Universal Oval earpads
Verified as compatible with 1 headphone model.
Verified compatible headphones
Evidence
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brainwavzaudio.com
Brainwavz’s oval compatibility section explicitly lists Audio-Technica ATH M30X and gives dimensions of 110 mm × 90 mm with a 50 mm × 70 mm inner hole.