The Breton frame style features a high quality TR90 Grilamid frame construction in a tortoise color with a slight wrap around style. Light weight and comfortable. Lens construction is opthalmic quality CR-39 POLARIZED Grey lens color. Grey lens color is perfect for everyday all day use. Lens incorporates a Polarized filter which absorbs the horizontal light thus eliminating reflective glare which increases visual accuity giving you sharp, crisp, glare-free vision with increased contrast and depth perception. Low profile reader lens technology available in 5 different magnification strengths starting at 1.50 through 2.50. The Breton frame style best fits the small to medium face.