• Stainless steel
• For making permanent fixed lingual retainers
• Chain adapts to tooth curvature
• Smooth surface and extremely low profile
• Spool is enough for approximately 25 retainers (3-3)
• Cost-efficient
- no laboratory costs
Stainless steel:
30% more tensile strength than gold
300% more torsional rigidity than gold
Spool: 30” (approx. 76 cm)