Knitting Needle Gauge RingThis sterling silver ring is a functional knitting needle gauge that checks US needle sizes 0 8. You will get compliments on your sleek ring with its graduated holes, be recognized by fellow knitters, and always be prepared to check that needle size. The ring is approximately 7. 5mm wide and 1. 5mm thick, a comfortable fit for most fingers (each ring is made by hand, and due to the nature of casting, there will be slight variation in the finished