Fit profile – spacious in the forefoot and slightly long. If an 9 1/4 length go down rather than up; 9 rather than 9.5.
- NEW TECHNOLOGY QU!KFLAME – Newly developed PU midsole material that is extremely springy and 45% lighter than traditional EVA while still being durable enough to log high-mileage.
- NEW TECHNOLOGY QU!KBONE – Engineered full length carbon fiber plate strategically positioned between two layers of QU!KFLAME and tuned to provide assisted propulsion and energy return throughout the running gait.
- NEW DESIGN Advanced Collar Structure – Heel collar lined with specially designed foam to secure the heel during fast runs.
- Pressure Free Tongue – Anatomical pattern and soft materials combine to effectively remove pressure and stress from the top of the foot during dorsiflexion.