Measuring Stars

Sometimes you just need to measure the diameter of someone's thumb, finger, or toe - and account for the size of a knuckle.  These ring stars cover all diameters from 10 mm to 29 mm.

Attempt to slip a ring over the individual's finger, thumb or toe - up to or past a selected knuckle.  If the ring is too small, rotate the star counter clockwise and try again.  If the ring is too large... well, you get the point.  When you fine a ring size that fits just right, add the number in the center of t