T-Groove is the latest edition to the T-Qualizer family. T-Groove dances to the beat of the music showing off different dance moves with a new funky psychedelic design. The T-Groove is made from 100% cotton. It has a fully functional light up panel that reacts to the sound of the music. The new designed battery pack has a sound sensitivity dial to adjust the sensitivity of the T-Groove to make it more diverse for different environments. The end result is an awesome sound sensitive music T-Shirt that commands attention. As the music beats the circular bars light up, the girl dances and the party begins!