The GT-2000? 13 is a lightweight, stable daily trainer functional for various distances. It is ideal for the runner looking for a supportive ride with a responsive feel underfoot.Designed to help provide adaptative on-demand stability, this shoe's support properties allow you to experience a smooth and balanced transition from footstrike to toe-off. The midsole implements a full-length FF BLAST? PLUS cushioning unit and PureGEL? technology. These features help provide a more energized toe-off with cloud-like softness underfoot.