It no longer worry about can't find the glasses-Hanging Neck Need not when can hang on the neck Lens Width:54mm, Lens Height:31mm, Bridge Width:21mm Arm Length:235mm, Frame Width:145mm Package: 1 x reading glasses 1 x glasses cloth 1 x small screwdriver It no longer worry about can't find the glasses,Need not when can hang on the neck-Magnetic reading glasses hang around neck.It makes it easy for you to finish reading and see things up close