Check the listing for details. 50 Packs Dental Thermal Activated Round Niti Arch Wire Natural Upper/Lower. Condition: New. Listed at 43.69 USD. Dental Orthodontic Thermal Activated Round Niti Arch Wire Natural Form1. 10pcs/pack2. English Package3. Used For Dental orthodontic treatment4. Material: NITI5. Technical craft: Thermal Activated6. Type: Round 7. CE approved8.Form:Natural Styles and sizes optional：0.012 Upper, 0.012 Lower0.014 Upper, 0.014 Lower0.016 Upper, 0.016 Lower0.018 Upper, 0.018 Lower0.020 Upper, 0.020 Lower Total quantity you will receive is 50 packs.Please note the size you need in your order, or we will deliver them randomly. Thanks for your understanding! 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. This item has been cleaned and treated according to the manufacturer's instructions