Check the listing for details. 50 Pieces Dental Arch Wire Super Elastics NITI Rectangular Recta Ovoid Arcs. Condition: New. Listed at 8.50 USD. Product:Dental Arch WireArch Form:OvoidType:RectangularMaterial:Super Elastic NitiPackage:5 packs ,50pieces ,10 pcs per packyou can also chose mix size ,and tell me which 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. 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, you can bid on this item only if 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.