$6.40, located in Cary, North Carolina, USA (275**), item #202818634264
Invisible Ring Size Adjuster for Loose Rings Ring Guard, Ring Sizer, 6 Sizes Fit Almost Any Ring. Simple to use: Usually used best in one in every of 2 ways. Either place the sizer into the curve of your ring, then slide it on your finger; or, place your ring on your finger and insert sixer between the two.