The titanium frame balances weight and function with a premium aesthetic while the Unobtainium® earsocks and adjustable nosepad provide retention for no-slip grip. DESIGN - Sutro Cylindrical lens shapeFRAME MATERIAL - Lightweight titanium frame balances weight, function, and premium aestheticsALL DAY COMFORT - With 3 point fitNO SLIP GRIP - Unobtainium® earsocks for a no-slip gripSEE MORE DETAILS - Available with Prizmlenses that are designed to enhance color, contrast and detail to make the most of any activity