Vari+San Alexandria Glasses 1 pc. have a frame made of synthetic resin and combining the colors white and red. In order to avoid the symptoms of eyestrain it is advisable to use glasses that allow correcting the diopters that we have in the eyes, these glasses help to facilitate the reading of 1 diopter. These glasses are suitable for people with presbyopia or tired eyes without astigmatism, they have a magnifying effect to facilitate vision. Lenses: top quality sphericalDiopters: 1