Frent material: Stainless steel
Temple: TR90
The Temple can changed as your need at the same one frent

Product Feature:
Comfortable: The products is make of import material TR90,with the characteristics of light,and without the pressure when you wearing
Security: The temple with Memory,not breaken and safe when you are sporting;The material anti-allergic,anti-corrosive of secuirty to the skin.
Degeneration: The Products with three different style temples to meet on different occasions,different feeling when you wearing