Experience a blast from the past with the retro looking Chapter IV prescription eyeglasses. These glasses mix classic and modern, with shark fin temples and a keyhole bridge which complement your business or leisure outfits. Eco acetate makes these lightweight ful-rim eyeglasses extra durable. Derived from cotton seeds and plant pulp, eco-acetate is recyclable, biodegradable and eco friendly. The frame material is also hypoallergenic, keeping your skin clear even with hours of wear. The square lenses are a perfect fit for round, oval, and oblong shaped faces, with an overall versatile look. Please note these frames are best suited to those with average/medium sized faces.