Castelli Aria Shell jacket

The Castelli Aria Shell Jacket is your ultralight, packable wind defense for unpredictable rides. Weighing just 99g, it disappears into its integrated pack sack, offering a featherlight yet formidable barrier against the wind. Its windproof woven microfiber front protects your core, while stretchy mesh at the sides and back ensures a streamlined, aerodynamic fit, eliminating flap and enhancing breathability. Perfect for cool mornings, gusty descents, and any time you need discreet protection, this jacket is an essential, high-performance layer for cyclists who demand comfort and speed