The Carrera Speedway Progressive Prescription Sunglasses are a monster truck of a design - a pair of retro styled progressive sunglasses with modern twists and custom-ground lenses made just for you. The nitro-burning wheelie-popping Carrera Speedway Progressive Sunglasses are a unisex design built with durable Injected Propionate frame construction, with Injected Propionate temples and a stylish Navigator eye shape. Embrace the design ethos of Carrera Prescription Sunglasses - live, be free, have fun, follow your ambitions, believe in impossible love - and know that wherever you may end up, you'll make it a great place. Downtown (or anywhere else) this Sunday, Sunday Sunday!! (or any other time) - the Carrera Progressive Speedway Rx ProgressiveSunglasses are ready to give you the thrill of a lifetime!