TDK Blu-ray Disc 5 Pack - 50GB 4X BD-R DL - Printable [Japanese Import] DURABIS 2 Hard Coating for superior scratch resistance Speed: 1-4X Capacity: 50GB Blu-ray Format Version 1.2 White top, Inkjet printable (24mm-118mm) TDK Brand on edge Each disc comes in a 5 mm Slim Jewel Case