Women's ASICS, Magic Speed Running Shoe. If you want to run fast, the MAGIC SPEED is a great choice, with GUIDESOLE technology. This technology provides a smooth rolling sensation as you move through your stride. Engineered mesh upper FF BLAST technology provides lightweight cushioning with a responsive reboundA lightweight carbon plate runs from the midfoot forward to add structure and improve toe-off propulsionDurable AHAR Outsole with GUIDESOLE Technology offers a curved design that reduces ankle flexion and provides a shock-absorbent landing zone to lessen fatigueGreat for road running with a 10mm drop