asics Asics Trail/Running FUJISPEED 4 Model Number: 1013A179.100 Cream/Sandstorm Retail Price: ¥18,700 I ran a total of just under 40km in test runs and races. Washed with Utamaro soap. Some dirt remains. Please understand. Combines speed and control. Excellent grip, a trail racing model for those seeking more propulsion. The FUJISPEED 4 combines both the speed and control needed for trail running. The midsole incorporates a PEBAX plate designed specifically for trails, providing high maneuverability while generating propulsion during toe-off. In addition, it is designed with a two-layer structure of the FF BLAST PLUS cushioning system, pursuing a lightweight and energetic run while providing a soft and comfortable feel. And, the ASICSGRIP outsole material provides excellent grip on various surfaces.