Magic Speed 4 Women's Dropper Posts Castelli's Fast Feet project —

Castelli's Fast Feet project — for maximum aerodynamics

The compact

Maximum Simulated Grade: 20%

the transition between the tire and the rim is more seamless and aero

First shipment sold out quickly

Magic Speed 4 Women's Dropper Posts Castelli's Fast Feet project —The MAGIC SPEED 4 shoe is designed to support your racing goals. In addition to the softer cushioning experience, this shoe helps create better stability throughout your stride. A full length carbon plate is sandwiched in the midsole to propel your foot forward. This helps create a smoother and more propulsive experience during the toe off phase of your stride. Both layers of the midsole are reconstructed with FF BLAST PLUS cushioning. This makes the