FREE WORLDWIDE SHIPPING + $150 LOVE IT OR YOUR MONEY BACK - 30 DAYS Cox Photochromic: iconic design, adaptive lenses, seamless day-to-night wear The Cox is a cult-favourite silhouette reimagined with advanced photochromic lens technology that adapts to changing light conditions. Crafted from Italian acetate and paired with boutique-grade optical components, this frame delivers lightweight comfort, modern styling and a premium tactile feel that transitions effortlessly from indoors to outdoors. Why you’ll love it Photochromic lenses that automatically darken in bright sunlight and lighten indoors for effortless visual comfort in every environment. Italian acetate with extended curing to prevent warping, bending and long-term distortion. 18KT gold-plated hardware providing a refined, durable luxury finish. Gold-foiled detailing adding artisan depth and premium finishing touches. Seven-barrel Comotech hinges engineered for smooth and long-lasting movement. Custom decorative core wire reinforcing the frame while elevating its craftsmanship. Rubber-coated screws designed to maintain hinge tension and resist loosening over time. Signature AM Eyewear nose pads designed to provide a secure and comfortable fit. Ergonomically milled temples offering balanced and comfortable all-day wear. Box measurement: 51-18-148 Fit and sizing Ideal for all face shapes. Cox’s signature double-bridget silhouette offers a timeless, easy-to-style look that suits a wide range of personal styles. Temple 148.0 size and fit Eye 51.0 Bridge 18.0 Eye 51.0 Materials and craftsmanship Each Cox Photochromic frame is handcrafted using premium acetate and boutique-level optical components. Extended curing, precision shaping and meticulous hand-finishing ensure long-term durability, stability and a refined tactile feel. Every detail from hinge mechanics to lens performance is designed to create a seamless, comfortable and highly functional wearing experience. Why photochromic lenses matter Photochromic lenses automatically adapt to changing light conditions, darkening outdoors to reduce brightness and lightening indoors for improved clarity. This eliminates the need to switch between darker and clearer lenses and helps reduce eye strain caused by sudden changes in light. Learn more about our premium materials and craftsmanship.