If you’re trying to keep up with the competition, you need to keep up with changing light. We engineered Half Jacket 2.0 to let you swap out the lenses with ease. When they’re mounted, you’ll have impact protection that meets uncompromising standards.• 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