Rectangle Eyeglasses 153957 are made of high-quality polyflex. These glasses have a delicate tortoise-green finish and "modern" rectangle lenses in a graceful full-rim design with a desirable appearance all around, a basic front, and enticing wide flat temples. These frames have spring hinges for added  comfort. These frames work with a variety of lenses and can be acquired at a reasonable price with the promise of a positive customer experience.