- Can be bonded to the lingual side of the arch to form a permanent or semi-permanent retainer for the retention of tooth position after treatment. - Aesthetic and unobtrusive and requires no patient cooperation to be effective. - Fully annealed to allow for intricate formation. Dead-soft and extremely ductile, compared to normal retainer wires. - Size 9 Mts. **For further product information, please contact Chat Support**