1-100Pcs Dental Orthodontic TMA Arch Wire Ti-Mo-Alloy Rectangular Ovoid/Natural
Material: Ti (Titanium), Mo (Molybdenum), Zr (Zirconium), Sn (Tin). 16 16 upper, 16 16 lower;. 16 22 upper, 16 22 lower;. 17 25 upper, 17 25 lower;. 18 25 upper, 18 25 lower;. 19 25 upper, 19 25 lower.