The Shift kit includes a lower invisible retainer but this kit can also include lower aligners should you want to get a jump start on the alignment of your patient’s lower teeth. Say goodbye to class II correctors from one vendor and aligners from another. Whether you’re looking for 5, 10, or 15 aligners, it’s all included for only $400! The more you spend, the more you save. All the aligners will include the buccal cutouts so your patients can wear the shift kit while speeding up treatment time with Vivid Aligners!