ASICS Gel Kayano 30 Running Shoes From 5Ks to full marathons, the GEL-KAYANO 30 shoe is designed to provide advanced stability and softer cushioning. ​​The new 4D GUIDANCE SYSTEM helps provide adaptive stability. This helps you experience a more supportive and balanced stride during your distance training. ​Its midsole is revamped with FF BLAST PLUS ECO cushioning and a 4mm stack height increase. With bio-based content, this material helps create cloud-like softness in every step.​ The new PureGEL technology is strategically positioned below the heel for a smoother ride. It's softer than conventional visible GEL technology, allowing your distance training to feel surprisingly smooth.​