Feature:1. ORTHODONTIC EFFECT: By delivering continuous and gentle force to the teeth, the remarkable elasticity of dental arch wires allows for gradual tooth movement, achieving the desired orthodontic effects.2. HIGH PERFORMANCE: Great elasticity and corrosion resistance of nickel titanium rectangular wires make them an optimal option for severe orthodontic cases, given their ability to adapt to diverse treatment scenarios.3. GREAT RESILIENCE: The widespread usage of orthodontic arch wires in orthodontic procedures is due to their superior resilience, as they can quickly bounce back to their original form following any forceful impact.4. MULTIPLE APPLICABLE PLACE: Availability of 50pcs dental orthodontic arch wires guarantees that you have an adequate supply for replacement purposes. Compact size and light weight render them easy to carry, an ideal choice for dental clinics and hospitals alike.5. NICKEL TITANIUM: The manufacture of orthodontic arch wires using nickel titanium material ensures that it is eco friendly, sturdy and rust resistant, promoting their durability and stability over time.Specification:Item Type: Orthodontic Arch WireMaterial: Nickel TitaniumSize: Approx. 0.021x 0.025 InchCharacteristics: Compared with traditional stainless steel wire, nickel titanium rectangular wire is more elastic and corrosion resistant, and has a wider adaptation range, which is more effective for more serious orthodontic situations..Package List:50 x Orthodontic Arch WireNote:Please allow slight error due to manual measurement. Thanks for your understanding.