- Strength Category: super-elastic. - Arch form: American Style ≙ Damon Style. - Maxillary/Mandibular: Maxillary. - Dimensions:0.41 x 0.41 mm / 16 x 16. - Diagonal M.: 0.54 mm. - Material: thermo-active nickel titanium. - Af: 30 °C/86 °F. - Rev.: 2 %. **For further product information, please contact Chat Support**