This product is very nice because it lets you print, thanks to some inkjet printers such as Canon - PIXMA iP4850 - Inkjet Printer Photo - 11 ipm, on top of the CD.
This allows to use his imagination and gives remarkable results in terms of printing (see example photo, directed by someone more talented than me laughs).
Only drawback: you have to take your time: print the slowest speed and let dry several hours. ... And accept that it may be sacrificing a few CDs before to master the process.
For those who do not have the CD-compatible printer, the printable layer has still an advantage: it allows glue labels easily and protects the CD possible negative effects of certain glue labels.
When the result of burning, it's 100%, dyeing of the etched face is exceptional (for a consumer product, there are, for example hospitals, tinctures gold expected to last 300 years) will last longer than we (unfortunately).