Check the listing for details. Dental Orthodontic Super Elastic Arch Wire Cu-NiTi Rectangular Stop Preformed. Condition: New. Listed at 2.84 USD. Descriptions: Super Elastic Copper Ni-Ti cross-sections come with archwire stops, pre-loaded, for your convenience. 35˚C THERMO-ACTIVE COPPER Ni-Ti Generates mid-range, constant force levels until the wire has fully recovered to its original shape. Ligation is easier with full-size archwires due to lower loading forces. When earlier engagement of full-size wires and sustained unloading forces at body temperature is desired, this is the ideal wire. Feature: 1.Material: Cu-Ni-Ti Alloy (Copper-Nickel-Titanium) 2.Form: Damonform 3.Shape: Rectangular wire with stops preformed 4.Size: 0.014*0.025、0.016*0.022、0.016*0.025、0.017*0.025、0.018*0.025、0.019*0.025 5.Packaging:1pc/pack 6.Function:Use for dental orthodontic treatment. FDA Statement: The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If so, do not bid on this item unless you are an authorized purchaser. If the item is subject to FDA regulation, I will verify your status as an authorized purchaser of this item before shipping of the item.