The product is made up of nickel titanium memory alloy wire,including the normal dental arch wire,the memory type arch wire,the rocking chair type arch wire,pulling spring,pushing sprin...

This product is made of stainless steel material, including square wire arch bracket, straight wire bow bracket, sliding straight wire arch bracket and self-locking bracket....

The product consists of the main body (including the tube body, the bottom plate and the net bottom) and the hook....

The product is mainly composed of gold, cesium, silver, copper, indium, tin, zinc and ruthenium....

The product is mainly composed of gold, cesium, silver, copper, indium, tin, zinc and ruthenium....