Elevate your ride! Enjoy ultimate comfort in this high-performance neutral trainer. The 361 Spire 4 boasts a high level of cushioning and smooth transitioning to propel runners forward, faster. A perfect blend of stability, linear integrity and propulsive feel from the lightweight QU!K SPINE fiberglass midfoot shank.
- The QU!K FLEX 4Foot Engineering provides enhanced ground contact for better traction and acceleration.
- Flex grooves mimic the natural motion of the foot to deliver a natural and balanced toe-off.
- Feel the cushioning and responsiveness at a reduced weight to elevate the running experience with QU!KSPRING+, a modified base EVA material.
- The QU!KFOAM layer delivers an extraordinary combination of cushioning and responsiveness with excellent durability facilitated through a midsole EVA rubber blend with PU coating.
- The breathable knit upper allows more ventilation and freedom for natural foot movement. For a secure, supportive and comfortable midfoot and heel environment, the MORPHIT system secures a perfect lockdown during a run.
- A Pressure Free Tongue removes pressure to the ankle during dorsiflexion from the top of the foot by combining super-soft materials with an anatomical pattern and thin padding to prevent bunching at the ankle.
- Long-lasting comfort, excellent moisture management and a high-level of breathability achieved through open-cell Ortholite insoles utilizing 20% recycled content.
Stack: Forefoot 16mm; Rearfoot 25mm Drop: 9mm Weight: 286g