The New Balance FuelCell FUSE v4 Turf Trainer offers a sleek, streamlined design perfect for speedy, elite softball players. Featuring a FuelCell midsole for a propulsive underfoot feel, this softball trainer will help you round the bases in comfort. The synthetic and mesh upper is sturdy and breathable, while the softball shoe's aggressive rubber turf outsole helps to provide reliable traction on a variety of surfaces.