Oakley Contrail Ti Sunglasses. Oakley® evolves Contrail with the release of Contrail Ti, a titanium-frame version of the pilot-inspired sunglass. Contrail Ti features ultra-lightweight titanium material that balances weight and function with premium aesthetics. Unobtainium® earsocks balance both retention and comfort, while adjustable clear nosepads help ensure a seamless fit. Oakley Contrail Ti Sunglasses