Castelli Alpha 150 Winter Jacket 2026

Description

The Castelli Alpha 150 winter jacket is designed for those who ride MTB or road bikes in cold weather. It keeps you comfortable on rides between -5 and 10 °C, with the best conditions between 2 and 10 degrees.

• Protects you from the cold, with a recommended use temperature of -5 to 10 °C
• Outer layer in Castelli's proprietary Polartec AirCore membrane
• Polartec Alpha inner lining to keep your body warm while you ride
• Suitable for both MTB and road cycling in a single garment
• Choose from sizes XS, S, M, L, XL, and XXL

Technical specifications

• Gender: Men's
• Series: Castelli RoS
• Outer layer: Polartec AirCore membrane
• Inner lining: Polartec Alpha
• Recommended use temperature: -5 - 10 °C
• Bike type: MTB / Road bike
• Sizes: XS, S, M, L, XL, XXL
• Color: Light Black

Technical Details

Size Chart

×

×

Reviews