Eyeglass Frame Grips--Hinge Tighteners (pack of 10)
Eyeglass Frame Grips--Hinge Tighteners Rubber hinged rings that provide flexible tension for a secure and comfortable fit. Simply slip a frame grip up each bow over the hinges. The resulting flexible tension will give a tight, comfortable fit. Pins and screws in these hinges cannot become loose or fall out. 10 rings in each package.
