Personalized Fitness Fanatic Workout Exercise Baby Bodysuit. Fitness fanatic Baby Bodysuit - Heather and Royal outfit for anyone who enjoys a trip to the gym for a serious bit of exercise and a good time working out. Our unisex one piece baby bodysuit make great gift for newborns, babies, infants, baby showers and expectant moms. An ideal gift for any new parent who will want one in every color.