Oakley Standard Issue Unstoppable Thin Blue Line Sunglasses Matte Black w/Prizm Grey. The Alliance Was Formed to Develop New Technologies That Improve the Safety Performance and Comfort for these Brave Men and Women. The Thin Blue Line and Thin Red Line Collections are Devoted to Honoring these Ambassadors of Law and Safety. Unstoppable Is the Thinnest Lightest Oakley Women'S Frame Ever and It's Now Available Globally. This Semi-Rimless Design Is Made for Women Who Need the Performance of Sports Glasses but Still Want to Look Stylish. Available with Polarized Lenses Unstoppable Is Perfect for Running Cycling Hiking Or Simply Living Life On-the-Go. Specifications for Oakley SI Unstoppable Thin Blue Line Sunglasses: Manufacturer: Oakley Application: Outdoor Age Group: Adults Fit: Standard Gender: Male Frame Color: Matte Black Lens Color: Grey Photochromic: No Polarized: No Glasses Type: Not Specified Lens Material: Plutonite Frame Material: O-Matter Frame Type: Lightweight Lens Shape: Soft Rectangle Additional Features: Prizm Technology Light Transmission: 17 percent Features of Oakley SI Unstoppable Thin Blue Line Sunglasses Three-Point Fit: Comfort and Performance That Holds Lenses in Precise Optical Alignment Durability and All-Day Comfort of Lightweight Stress Resistant O Matter Frame Material Patented Hydrophilic Unobtanium Nosepads Ensure a Snug Secure Fit Metal Icon Accents Package Contents: Oakley SI Unstoppable Thin Blue Line Sunglasses Oakley OO9191-2165: Standard Issue Unstoppable Thin Blue Line Sunglasses Matte Black w/Prizm Grey