Titanium is 48% lighter than regular metal which is more comfortable to wear these glasses than marking. It has a gravity of 4.5 g/cm, which of course lighter in weight than all other metallic frames which make people feel comfortable and lighten the burden on nose. Titanium material is not likely to fade as other metals do. The advantage of this metallic case glass is of high elasticity and intensity. Titanium has mainly 3 kinds of frame which is Titanium frame, Titanium alloy frame and β Titanium frame. Titanium frame endows itself the above mentioned features and it has also no magnetic response. Second excellent advantage is that the skin is not become allergenic to it, which enables everyone to wear widely to fields like space technology, with surgical instruments, jewelers, in mines and more. So the Titanium metal is finding as the most advanced material of eyewear.