#1 Disc Repair System fixes scratches that cause a disc to skip, freeze, and fail to play Automatic start/stop repair process smoothes surface scratches to renew the disc's protective layer, leaving disc data unaffected. Patented FlexiWheel™ repairs up to 50 discs, and works gently enough to safely repair the same disc multiple times. Fixes most optical discs including: CD, DVD, Playstation, Playstation 2, XBOX, XBOX 360, Wii Not for use with Blu-ray or Playstation 3.