Asics S4 - Sub4 - Men's & Women's Running Shoes - 2E - Unused - 27.0cm Stored at home after purchase from Step. Offered for sale to organize my collection. A model that achieves the four "S"s: Speed / Stability / Safety / Sub4. Uses "FF BLAST TURBO," the same material as the METASPEED SERIES, in the upper part of the midsole. Features a full-length carbon plate. Supports stable running by widening the ground contact area. Pursues a balance of responsiveness and stability, providing a ride feel suitable for runners aiming for a sub-4 marathon time. Type...Running Shoes Gender...Men's