Altra Footwear Duo (Blue) Men's Running Shoes

Hit the ground running in the Altra Footwear Duo Racing Shoes. Ideal for running, road racing, speed work. Support Type: Natural. Cushioning: High-energizing cushioning. Surface: Road. Differential: 0 mm. Altra recommends those new to natural running and zero-drop footwear should transition slowly by wearing these on shorter runs and gradually building up to regular mileage. Altra Zero Drop Platform : • Heel and forefoot are equal distance from the ground. • Promotes proper form to reduce initial impact. • Natural Achilles loading for enhanced propulsion. • 1:1 ratio naturally aligns feet, back, and body posture. • Weight-balanced from front to back. Super-thin mesh upper for enhanced breathability. Lace-up closure. Padded nubuck-pillow tongue. Breathable DriLex lining. Removable 6mm Contour Footbed. Lightweight injection molded foam midsole. FootShape Toe Box allows toes to splay naturally. Blown-rubber outsole. Last: HFS. Imported. Measurements: Weight: 9 oz Product measurements were taken using size 11.5, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.