You just need to clean them in the same way as you clean the common glasses.There is not much difference.In fact,the titanium sunglasses are more expensive than the regular ones and more durable,you don't need to worry they may get easily damaged if cared unproperly.
There is no special way to clean Titanium sunglasses.Actually the titanium sunglasses are more durable than the regular ones as they have good resistance to water, acids, alkalis and adhesion.It can be much easier to clean them.
Titanium sunglasses are superly corrosion-resistant, so it can be cleaned in many ways.You can wash your titanium sunglasses with hot water,acidic or alkaline solutions.While the common glasses can't be cleaned with the corrosive solutions like acidic or alkaline solutions, or they will be damaged.
Actually, Cleaning titanium sunglasses is same to clean the normal eyeglasses. Wash the titanium frame with a mild liquid dish soap and warm water. Work the soap into a foaming lather, and gently rub it over the metal to remove any dirt, grease or grime. Rinse the frame with warm water and dry using a clean towel.