These funky rings feature raw copper in its original host rock.  Choose from 3 different shapes and sizes all unique in thier own way.  Each piece is wrapped in a recycled copper bezel atop a sterling silver tapered adjustable saddle band allowing for comfort and mobility while wearing.  Please specify the size you would like set when ordering for out of the box wearability. 
 
Dimension specifics:
 
Boot Shape measures 1 1/4" long by 1/2" wide.  Band measures just under 1/2" at the widest point.
Heart shape measures 1 1/2" long by 3/4" wide. Band measures 1/2" at the widest point.
Oval shape measures 1 3/4" long by 3/4" wide.  Band measures 5/8" at the widest point.