- Patented locking system, works smoothly, and is easy for wire replacement. - All clips open towards occlusal, more convenient for clinical application, and accord with the operation custom. - Lower profile, compact design, and smooth surface for patients' comfortable - With a gingival auxiliary slot - Patented centerline in the clip for easy and better bonding. - Full cover clip, minimize food residue, and easily keep oral hygiene. - Monoblock design for the base. - All M-D dimension is 2.8mm. - Base marked with tooth number. - Pack contains: - 4 pcs size 1. - 4 pcs size 2. - 4 pcs size 3. - 4 pcs size 4. - 4 pcs size 5. **For further product information, please contact Chat Support**