The Smith Castaway Sunglasses Are sports sunglasses for anglers who like a secure Fit with a little added pizzazz. Its PivLock leash retainer allows you to attach and detach a leash for easy on and off storage, but if you're the "keep it on my face all day" type, you can still rely on the spring hinges and nose and temple pads for no-slip grippyness. Great for fishing Performance or just an active day out in the sun, these sunglasses have your eyeballs covered. Features of the Smith Castaway Sunglasses Lightweight, scratch-resistant Techlite polarized glass lenses cut glAre ChromaPop lenses Are polarized to cut glAre, and they enhance contrast and natural color to make the details pop ChromaPop Glass polarized lenses cut glAre and enhance color and contrast, and Are Highly scratch-resistant Smudge and moisture resistant coating for easy cleaning and clear optics Anti-reflective coating improves clarity and reduces eye strain 100% UV protection Medium Fit, large coverage 8-base lens curvature offers a wraparound Fit Megol temple and nose pads provide nonslip grip so glasses stay put Spring hinges self-adjust to your face for a snug, comfortable Fit Lightweight, flexible and durable TR90 frame PivLock leash retainer allows you to quickly detach the included sunglass leash Includes: Smith hard case, Microfiber bag, Sunglass leash.