25-Pak 25GB White Inkjet HUB Printable 2X BLU-RAY BD-RE's in Cakebox 25 GB 2X White Inkjet Hub Printable BLU-RAY BD-RE's (rewritable). Product ID: GDTP-BDREInkjet. No stacking ring or groove allows full-face, hub printing! The printable surface is perfectly suited for high-resolution color inkjet printing. Recordable format for HDTV recording and PC data storage. Utilizes a blue-violet laser to read and write data allowing for more data storage on a disc with the same size as a CD/DVD. Super hard coat protects data from scratches. BD-R recording hardware is required for recording. Blu-ray player can also be used for BD-R media playback.