Verbatim M DISC BDXL 100GB 4x Blu-ray Discs 98912 B&H Photo Video
PSA: Verbatim no longer sells real M Discs, now puts regular BD-Rs in M Disc packaging : r/DataHoarder
Verbatim M-Disc - M-DISC BDXL x 25 - 100 GB - storage media - 98916 - DVD & Blu-Rays - CDW.com
Produplicator LG wh16ns60 16 x Internal Blu-ray BDXL M-Disc Drive (with Ultra HD 4K playback) Bundle with 25 GB Verbatim M-Disc BD-R, Cyberlink and Cable - want.jp