100GB BD-R XL discs, 4K compatible and using high-durability M-DISC technology. I've kept these at home because I no longer have a use for them. Please refrain from purchasing if you are overly concerned about the condition. - Brand: Verbatim - Capacity: 100GB - Type: BD-R XL - Pack Count: 3 packs - Maximum Recording Time: Approximately 12 hours - 4K Compatibility: Yes Thank you for looking.