No worries. But I most advises Panasonic BD-R The advantage is that you can re-recorded but being rather conservative, I have not had the opportunity to test their effectiveness.
The interest of these disks is their price for a good quality. The quality is consistent with the statements of the seller and the expectations of a demanding consumer.
The product works correctly. But he worries aya a packaging level right now at Amazon. The carton was not sealed. 2 sides. Anyone could have taken the content.