1st Double Tube Molar Bands ROTH Rx: Upper Right [6R-DT0UR], Upper Left [6R-DT0UL], Lower Right [6R-DT0LR], Lower Left [6R-DT0LL]. MBT Rx: Upper Right [6M-DT0UR], Upper Left [6M-DT0UL], Lower Right [6M-DT0LR], Lower Left [6M-DT0LL]. 2nd Double Tube Molar Bands ROTH Rx: Upper Right [7R-DT0UR], Upper Left [7R-DT0UL], Lower Right [7R-DT0LR], Lower Left [7R-DT0LL]. MBT Rx: Upper Right [7M-DT0UR], Upper Left [7M-DT0UL], Lower Right [7M-DT0LR], Lower Left [7M-DT0LL].