The New Balance W Hierro GTX D W is a women's trail running shoe designed for rugged outdoor performance. It features a breathable yet durable upper with GORE-TEX® waterproof technology to keep feet dry in wet conditions. The Vibram® Megagrip outsole provides exceptional traction on varied terrain, while a Fresh Foam midsole offers soft, responsive cushioning for long-distance comfort. With a wider D fit, it ensures extra room and stability, making it ideal for challenging trails and unpredictable weather.