Size 13M - piedmont gray/digital aqua color Move your mind with the GEL-KAYANO® 31 shoe’s adaptive stability and premium comfort. ​​The 4D GUIDANCE SYSTEM™ helps provide adaptive stability. This helps you experience a more supportive and balanced stride during your distance training. ​​ Its midsole implements FF BLAST™ PLUS ECO cushioning and PureGEL™ technology. These features make your distance training feel smooth and comfortable.​ Style #: 1012B670.022 UPC #: 197298471831