●PT-Clear 3.0 is made by ceramic injection molding(CIM) craft with round and smooth shape,which ensures oral comfort.

●Designed with spherical hooks, which increases the comfort. Hooks on the canines of maxillary, no hook design on mandibular.

●Precise slot to achieve the efficient torque expression.

●Higher strength of the brackets for one-piece structure.

●Stronger bonding strength for unique base design.