Feature:1. ORTHODONTIC EFFECT: Because of its super elasticity, dental arch wire can continuously give the teeth a slight force to achieve gradual tooth movement, so as to achieve the effect of orthodontics.2. HIGH PERFORMANCE: Nickel titanium rectangular wire has high elasticity and corrosion resistance, and has a wide range of adaptations, making it more effective for more serious orthodontic situations.3. GREAT RESILIENCE: Orthodontic arch wire has great resilience and can quickly return to its original state after being acted on by force, widely used in orthodontic treatment.4. MULTIPLE APPLICABLE PLACE: 50pcs of dental orthodontic arch wire, enough to meet your replacement needs. Compact and lightweight, easy to carry, perfect for dental hospitals and clinics.5. NICKEL TITANIUM: Orthodontic arch wire is made of nickel titanium material, eco friendly, firm and sturdy, anti rust and wear resistant, stable and durable.Specification:Item Type: Orthodontic Arch WireMaterial: Nickel TitaniumSize: Approx. 0.017 x 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.