Castelli Alpha Ultimate Insulated Jacket

The ultimate winter jacket somehow combines warmth with light weight, the feeling of freedom with full protection, waterproof fabrics with breathability. With the functionality of Castelli's Alpha construction.

- Waterproof Polartec NeoShell 4-way stretch outer fabric
- Insulating layer in Polartec Alpha active insulation for more warmth and breathability
- Critical external seam taping for effectively waterproof protection in normal riding conditions
- Double-layer Alpha construction separates insulating layer from wind/water barrier to let you better regulate ventilation
- Double-opening YKK Vislon zipper slides easily for better regulation of airflow
- No-sew bonded hem lies flat and seals out wind
- Anatomically shaped cuff integrates with glove to prevent cold wind or water from entering at wrist