If you want a more realistic bowling experience while using Kinect, you'll need CTA Digital's Bowling Ball for the XBOX 360 Kinect. This ultra-realistic accessory looks and feels like the same ball you'd find in an actual bowling alley. The Bowling Ball for XBOX 360 Kinect is compatible with all Kinect bowling titles including Kinect Sports and Brunswick Pro Bowling and also features a locking wrist strap to safely secure the ball to your wrist. Now get ready to rack up those strikes! Compatible with all bowling based XBOX 360 Kinect titles.