This abstract design was meant to recall vintage 80's era boomboxes, according to the designer. The curved rainbow and concentric rectangles light up in response to beats or sound input.

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 portion is about 8" x 6".