High quality alloy, Easy to use & place for the operator, Mesh work for better adhesion on tooth structure, All in one lingual orthodontic bracket kit, Improved bracket ligation notch facilitates a more passive system for lower friction in larger diameter archwires, Anteriors , Single tie-wing design at the incisal edge offers greater patient comfort; gingivally offset pad allows for more incisal bracket placement, Bicuspids , Wider tie-wing for improved rotational control and patient comfort along with hooks, First molars , Now a tube for greater patient comfort