574 Infant Trainers by New Balance The 574 sneaker by New Balance has been a true retro classic for over three decades now. Originally released as an advanced running shoe using premium materials and construction, it\'s been consistently getting more and more fans around the world. Featuring a chunky retro silhouette with black suede uppers and mesh underlays, rubber outsole, pull back tab fastening and signature branding to the tongue and side. Now in infant sizes.