New Balance Fresh Foam X Hierro v9 GORE-TEX® pairs waterproof protection with cushioned stability for trail running and hiking in wet or technical terrain. Key attributes: Black | Synthetic and mesh | Waterproof, breathable GORE-TEX® upper | Dual-density Fresh Foam X midsole (softer top layer, firmer underlayer for stability) | Vibram® Megagrip™ outsole with Traction Lug™ for superior wet and dry grip | Toe Protect reinforcement | Gusseted tongue for a secure fit and to keep out debris | Technical mesh and synthetic upper | Dimensions & fit: Approx. weight: 345 g | Composition & care: Upper: synthetic and mesh | Sole: Vibram® rubber