Genesis X

Product description

The Spira^® Genesis X Stability Runner provides support for the mild to moderate pronator by incorporating a wide heel platform and a high density medial post. A firm midfoot shank insures a smooth transition from heel strike to toe off. The patented WaveSpring^® technology provides unequaled cushioning properties without compromising stability. The full strobel construction offers a lightweight and flexible solution to lasting. The Dynamic Fit System™ adjusts to the changing dynamics of the instep during the gait cycle.

Intended use

A mid to high mileage training shoe for indoor and road surfaces.

Runner type

For runners who need extra control and support in conjunction with excellent cushioning.

Technology

Tri-spring configured WaveSpring^® technology that reduces peak impact forces while providing unparalleled resilience.

Last type

Semi-curved training last.

Lasting method

Strobel lasted construction.

Upper materials

Breathable air mesh vamp combined with synthetic leather support overlays.

Sockliner

Removable, molded EVA foot-bed. Orthotic friendly.

Midsole

Compression molded EVA incorporating a single WaveSpring^® in the heel and a dual WaveSpring^® design in the forefoot including a high density medial post for additional stability.

Outsole

High abrasion rubber strike pad in conjunction with 4 rubber pods creating a durable yet flexible sole.

Weight

Men’s Size 9: 13.1 oz