An aerobic activity garment structure comprising a shirt portion including a water resistant material adapted to promote perspiration; a sports bra integrated with the shirt portion, the sports bra including an elastic polymeric material for increased support of the breasts; a base portion attached to the shirt portion; a zipper for securement of the garment to a wearer, the zipper spanning from the shirt portion to the base portion; and a moisture-absorbent material lining attached to the base portion, the moisture-absorbent material lining adapted to absorb the perspiration.