The design recalls the groovy, funky, retro style of neon nightclub marquees from another era. The shirt lights up patterns in reaction to sound frequencies. This complex design looks awesome in clubs!

Each 100% cotton t-shirt has a hidden sewn-in pocket for the small control unit. Features a variable sensitivity dial to customize the level of reactivity to sound volume. Uses 4 replaceable AAA batteries. The shirt is hand-washable and comes in adult sizes Small through XXL. (XXL has a $3 size surcharge.) The sewn-on design itself is about 8.25" x 5.75".