About this item
- Engineered mesh upper: Improves breathability
- External back heel counter: Helps keep the foot stable and provide a more comfortable stride
- 4D GUIDANCE SYSTEM feature: Helps create adaptive stability for a more balanced stride
- Rearfoot PureGEL technology: Helps provide lightweight cushioning and softer landings
- FF BLAST PLUS ECO cushioning is made with approximately 20% bio-based content and helps provide cloud-like comfort: OrthoLite X-55 sockliner
