Wiley X's P-17 model is part of the Active Series Sunglasses line. These shades are designed to stay snug during outdoor activities even when you sweat in the hot sun. A sleek design coupled with highly engineered materials keep Active Series sunglasses firmly in place. These are constructed to be stylish enough for a day at the beach and tough enough for a day on the job site. The Active Series sunglasses offer a combination of a no-slip fit, lightweight comfort, and extreme durability. Virtually unbreakable Triloid nylon frames, rubberized components, and advanced scratch-resistant lenses are just some of the technologies Wiley X includes with this line of gear. Filter 8™ Polarized models cut glare to maximize vision in any condition.Models: (Lense Tint/Frame Color) P-17NP - Bronze Brown Flash/Brown Gloss Demi (no longer available) P-17M - (Black Ops Spec) - Smoke Grey/Matte Black P-17 - (Polarized) - Smoke Green/Gloss Black (no longer available) P-17GM - (Polarized) - Emerald Mirror/Gloss Black (no longer available) Features and Specifications: Includes: Leash cord, large black zippered case, cleaning cloth Light and comfortable yet rugged and durable Shatterproof Lenses block 100% of UV rays Rubberized no-slip nose and pads Virtually unbreakable Triloid nylon frame Certified ANSI Z87.1-2003 High Impact and Optical Performance Standard Occupational-grade eye safety S-M Frame Fit **Some Options Are No Longer Available