This bobbin is compatible with BERNINA sewing machines from the 7 Series. 5 pack of bobbins 

This Bernina 7 Series Bobbin for the B 9 Hook holds 80% more thread than a standard bobbin, allowing you to sew for longer without interruption when using a full bobbin.

These bobbins for the BERNINA 7 Series are practically packaged in a small canister, making them easy to find in your sewing box.