Check the listing for details. Dental Super Elastic NITI Rectangular Arch Wire Ovoid Natural Square Upper/Lower. Condition: New. Listed at 1.39 USD. Super Elastic Niti Arch Wire Ovoid/Natural/Square form Super Elastic Nitinol Arch Wires Fully active at room temperature Exhibits excellent spring back Gentle to patients, but powerful enough to align even the most challenging cases Moderate forces are an excellent choice for all treatment phases Permanent Center line Mark: The distinct upper and lower gable mark the archwire between the central incisors, prevents asymmetry problems. It also eliminates the need for time-consuming cinch-back bends. Size ChoiceRectangular Ovoid 014*025 UpperRectangular Ovoid 014*025 LowerRectangular Ovoid 016*016 UpperRectangular Ovoid 016*016 LowerRectangular Ovoid 016*022 UpperRectangular Ovoid 016*022 LowerRectangular Ovoid 016*025 UpperRectangular Ovoid 016*025 LowerRectangular Ovoid 017*022 UpperRectangular Ovoid 017*022 LowerRectangular Ovoid 017*025 UpperRectangular Ovoid 017*025 LowerRectangular Ovoid 018*018 UpperRectangular Ovoid 018*018 LowerRectangular Ovoid 018*022 UpperRectangular Ovoid 018*022 LowerRectangular Ovoid 018*025 UpperRectangular Ovoid 018*025 LowerRectangular Ovoid 019*025 UpperRectangular Ovoid 019*025 LowerRectangular Ovoid 020*020 UpperRectangular Ovoid 020*020 LowerRectangular Ovoid 021*025 UpperRectangular Ovoid 021*025 Lower Package : 10 pcs/bag Choose the size you need 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.