FOR FANS OF SUBSTANCE. D28 is a hearty helping of precision-cut, premium bio-acetate that makes a statement. UNMATCHED QUALITY AND THOUGHTFUL DESIGN DETAILS. Premium, high density bio-based acetate frame with wire core in temples to customize fit. “Izquierda” and “Derecha” laser-etched across the top in case you forget which side is left and which is right. Metal temple front embellishments and 5-Barrel industrial hinge design built to withstand over 25,000 flex cycles. PROGRESSIVE LENS. This anti-reflective, scratch-resistant progressive lens seamlessly transitions from no magnification at the top to your chosen magnification at the bottom, allowing you to see up close and far away without taking glasses off and on. This lightweight, CR-39 lens also blocks blue light to fight eye strain and fatigue. BEST FOR MEDIUM TO LARGE FACES. A statement piece with an overstated appearance. ONE YEAR WARRANTY. We stand behind our products 100%. If something goes wrong within one year of your purchase, we'll make it right. For fans of substance, this best selling frame is a hearty helping of precision-cut acetate. - Features a lightweight, CR-39 progressive lens that seamlessly transitions from no magnification at the top to your chosen magnification at the bottom, letting you see up close and far away. This scratch-resistant, anti-reflective lens also blocks blue light to fight eye strain and fatigue. - “Izquierda” and “Derecha” laser-etched across the top in case you forget which side is left and which is right. - Looks great on a wide range of face shapes. - Premium, bio-based acetate frame with wire core in temples to customize fit - Metal temple front embellishments - 5-Barrel industrial hinge design built to withstand 25,000 flex cycles - Style that makes a statement with a medium fit About Caddis Caddis progressive readers are an entirely different breed. Meticulously designed for fit, feel, and function, you’ll feel the difference the minute they meet your face. Caddis progressive reading glasses are made with high-density bio acetate and custom alloy spring hinges that won't corrode and weaken, so our frames won't ever feel sloppy on your face. Caddis' stylish, high quality progressive reading glasses for men and women offer blue light blocking technology and range in magnification from 1.00 to 3.00.