Available Options Archwire Size - Rectangular --- Please Select --- Upper .016x .016 Upper .016x.022 Lower .016x.022 Lower .016x.022 Upper .017x.025 Lower . 017x.025 Upper .018x.025 Lower.018x.025 Upper .019x.025 Lower.019x.025 Upper .021x.025 Lower .021x.025
