Oakley Standard Issue Half Jacket 2.0 Safety Glasses Matte Black with Prizm Grey Polarized Grey. We Engineered Half Jacket 2.0 to Let You Swap Out the Lenses with Ease. Specifications for Oakley Standard Issue Half Jacket 2.0 Sunglasses: Manufacturer: Oakley Application: Outdoor Age Group: Adults Fit: Standard Gender: Male Frame Color: Matte Black Lens Color: Grey Photochromic: No Polarized: Yes Glasses Type: Not Specified Lens Material: Plutonite Frame Material: O-Matter Frame Type: Lightweight Lens Shape: Rectangle Additional Features: Prizm Technology Light Transmission: 17 percent Base Curve: Base 875Base 8 Features of Oakley SI Half Jacket 2.0 Safety Glasses Lightweight O Matter Frame Material with Ellipse Metal Icon Accents Unobtainium Earsocks and Nosepads for Increased Comfort and Performance 8.75 Base Lens Geometry with HDO Polarized and Iridium Lens Options Available Interchangeable Lens System Available with Oakley Authentic Prescription Lenses Package Contents: Oakley SI Half Jacket 2.0 Safety Glasses Oakley OO9144-2362: Standard Issue Half Jacket 2.0 Safety Glasses Matte Black with Prizm Grey Polarized Grey