On a spindle 50, the first six have undergone write failures (6x, 4x, 2x), I did not pursue it further. The discs are weird (printable?), Unbalanced which generates significant noise and may cause mechanical problems to the recorder. The layer is pale yellow! Curious for a BD-R. Give the Argenta height of the selling price to the first stranger you meet on the street, even lose your money, you make a (an) happy (is) !!! For me it's back that Amazon has the audacity to charge me 1.99 euros for the back! I doubt whether genuine VERBATIM ... counterfeiting is illegal and is committed to sell that Amazon should pay more attention to the source of this article!