From the Mindful Collection from Knitter's Pride.

Row or Stitch counting has never been so easy.

An ingenious patented counting tool made from hypoallergenic Stainless Steel. Handy to wear & offered in 6 popular sizes (US7 - US12). 
In a pleasant shade of teal with white numbering that is easy to read.

Makes for a great gift as well.

* More Rings available! * Black & Rainbow rings can be found here: Row Counter Rings