... cotton shirt,washable 3.Welcome your own design Product ID: Ellite-T142 SpecificationProduct Name:Blue ,yellow ,red equalizer sound t-shirt1.T ... -shirtColour:Black ,pink ,red ,yellow ,blue and etc Size:XS,S,M,L ... have seen on a stereoSound activated T shirt will react accordingly to your environment ... sounds around the sound activated T shirt are, the shirt may only light up a ...