SmileStream Titanium Molybdenum wires are nickel-free with properties that fall between the bend-ability of Stainless Steel and the flexibility of Nickel Titanium. Titanium Molybdenum wires have a smooth, polished surface for excellent sliding mechanics and provides moderate wire stiffness levels at 60% less than Stainless Steel. Titanium Molybdenum wires offer excellent formability, making it ideal for intermediate and finishing stages of treatment.