What You Get
EZsizer ring adjusters come in packages of 3, 6, 9, or 12. You can get a variety pack that has one of each size. Or you can get a package of three of the same size (Narrow, Medium and Wide).
Sizes

The three sizes of EZsizer ring guards
Narrow - accommodates rings that are 0.05-1.5mm wide.
Medium - accommodates rings that are 2.5-3.5mm wide.
Wide - accommodates rings that are 4.0-6.0mm wide.
Medium - accommodates rings that are 2.5-3.5mm wide.
Wide - accommodates rings that are 4.0-6.0mm wide.