The Banded Herbst appliance incorporates bands on the upper 1st molars and lower 1st molars and 1st bicuspids. The appliance has a .045 lingual arch with .050 buccal support wires to withstand the advancing forces. The appliance standard comes with a .040 upper transpalatal arch as well. Arch wire tubes can be added to the upper and lower arches if fixed appliances will be used during treatment. A construction bite is REQUIRED.