Check the listing for details. 5×Dental Orthodontic Niti Thermal Activated Rectangular Arch Wires 16×22 Upper. Condition: New. Listed at 11.98 USD. 5×Dental Orthodontic Niti Thermal Activated Rectangular Arch Wires 10PCS/Pack 16×22 Upper Feature: English Package Used For Dental orthodontics treatment Material: NITI Type: Rectangular Packing: 10pcs/pack Size: 16×22 Upper All sizes available: 14×25 Upper, 14×25 Lower 16×16 Upper, 16×16 Lower 16×22 Upper, 16×22 Lower 16×25 Upper, 16×25 Lower 17×22 Upper, 17×22 Lower 17×25 Upper, 17×25 Lower 18×22 Upper, 18×22 Lower 18×25 Upper, 18×25 Lower 19×25 Upper, 19×25 Lower 20×20 Upper, 20×20 Lower 21×25 Upper, 21×25 Lower Total: 5 Packs (Size: 16×22 Upper) Note please: we have many sizes as above, and this link is for size of 16×22 Upper. If you need other sizes or mixed sizes, please leave us a note after payment, we will ship it as you wish, or we will ship it as descripted. Thank you in advance.