This frame size is Medium with a hinge to hinge measurement of 130 mm. Ideal for average faces. CLASSIC CLUBMASTER SUNGLASSES: The Ray-Ban Clubmaster has an iconic look, shape, feel, and style. Worn by cultural intellectuals and Hollywood superstars, these superior glasses are both comfortable and fashionable. 100% UV PROTECTION: To protect your eyes from harmful UV rays, these sunglasses include lenses that are coated with 100% UV protection. DURABLE ACETATE FRAMES: Our professional Ray-Ban glasses feature lightweight yet durable acetate frames. The shape and curvature may need adjustment for precision fit. MULTIPLE FRAME AND LENS COLORS: Choose from multiple colors of frames—including black and tortoise—and lenses—including non-polarized and polarized, mirrored and gradient options. Made from high-quality glass, Ray-Ban lenses are prescription ready.