6G Metal Self-Ligating Bracket. Specifications: - Rounded profile and smooth surface for greater patient comfort - 20% smaller than normal size, ultra Mini Size for reducing occlusal interference - Mature passive self-ligating technology for smoothly (un)locking experience and quick wire changes - Central line for easy location - Advanced MIM technology for lower friction and smooth slot - Clear laser mark at the base for easily identifying tooth position - 80 mesh sand-blasted base for ensuring strong bonding strength 3G Metal Self-Ligating Bracket： - Advanced MIM technology for lower friction and smooth slot. - Sand-blasted base for ensuring strong bonding strength. - Clear mark at the tab for easily identifying tooth position. Pack contains: - 28 x Brackets + 1 Instrument.