Ridata BD-R 6X 25GB Blu-ray Media White Inkjet Hub Printable Disc, Pack of 50 Each writable BD-R Blu-Ray disc can store up to 25GB of data - hours of 1080p high definition video, or thousands upon thousands of files for backup. With up to 6X write speed, backing up or burning BD-R media takes only moments! With 50 Blu-Ray discs included in this spindle, you'll get an amazing amount of high density storage - over a terabyte total!