Smith Guide's Choice Bifocal Polarized Sunglasses - The Guide's Choice has been reimagined to exceed the needs of our most demanding customers. Incorporating our most advanced eyewear technologies, this style boasts wide temples and an aggressive wrap for superior light protection. Add to that premium Italian spring hinges, Megol nose and temple pads, a detachable sunglass leash and premium 8 base lenses. The Guide's Choice is engineered for those that truly believe in the life outside walls. Features Bifocal carbonic polarized lenses cut glare and are impact-resistant Anti-reflective and hydroleophobic lens coatings Medium-large fit / coverage Stainless steel spring hinges 8 base lens curvature Evolve bio-based frame material is lightweight and durable Includes: Integrated/detachable sunglass leash Large zip case Microfiber bag