Our flagship neutral high mileage trainer delivering the highest energy return. Engineered for integrated comfort, cushion and performance. The 361-SPIRE 3 offers our most plush and responsive ride yet.

QU!KFOAM midsole is a proprietary EVA and rubber blend that provides an amazing combination of cushioning and responsiveness. Proven to maintain the same high level of energy return and long lasting comfort throughout the lifetime of the shoe.
Fitz-Rite Midfoot has soft internal webbing to hold the foot secure.
Lightweight molded counter comfortably keeps the heel in place during gait.
Pressure Free Tongue designed to provide comfort and avoid irritation.
Full ground contact outsole. Blown rubber forefoot, carbon rubber heel.
The QU!K Spine is a carbon fiber plate that adds integrity to the midfoot.
QU!K Flex Forefoot engineering provides for natural and balanced toe off and enhances ground contact for better acceleration.