Features: _x000D_Prevent entanglement: Pre-wound braids for easier bonding._x000D_Good ductility: the shape can be stretched according to the situation._x000D_Easy to use: an auxiliary hook is provided and can be added to any support simply by tying a knot on the arch line._x000D_Easy to fix: fits most orthodontic brackets._x000D_Strong: High quality steel wire is specially treated and spot-welded together to prevent breakage._x000D_ _x000D_ _x000D_Notice:_x000D_1.Actual color may be slightly different from the image due to different light effect_x000D_2.Please allow 1-3cm deviation due to manual measurementMaterial:Stainless_x000D_Wire Thickness: 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.9mm, 1mm, 1.2mm, 1.4mm, 1.6mmPackage List:_x000D_1 Bundle*Professional Tooth Steel Wire