Men's FuelCell SuperComp Trainer v3 CUREX and an upgraded carbon-reinforced wave

and an upgraded carbon-reinforced wave plate

The Beacon v3 features strategically-placed rubber pods for extra durability

rechargeable lithium battery provides up to 14 days of battery life in smartwatch mode

But bad news

Men's FuelCell SuperComp Trainer v3 CUREX and an upgraded carbon-reinforced waveDescription Built for half and full marathon training, these shoes deliver comfort every step of the way. Features 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