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          Built for half- and full-marathon training, these shoes deliver comfort every step of the way.
- FuelCell midsole foam with approximately 3% bio-based content delivers a propulsive feel to help drive you forward. Bio-based content is made from renewable resources to help reduce our carbon footprint.
 
- Energy Arc pairs sport-specific carbon fiber plate geometry with strategic midsole voids, designed to increase stored energy to deliver a higher amount of total energy returned
 
- Angular midsole design reduces weight
 
- Outsole designed for superior traction
 
-   212 grams (7.5 oz)