Castelli Alpha 150 Jacket

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Product details

The Alpha 150 Jacket by Castelli is a highly developed cycling jacket specifically designed for cold weather conditions. It combines innovative materials and thoughtful design to ensure both warmth and breathability. The outer layer made of Polartec® AirCore™ protects against wind and rain, while the inner Polartec® Alpha™ insulation provides comfortable warmth. This jacket is the result of over a decade of research and development aimed at optimizing comfort and functionality during winter rides. The Alpha 150 Jacket is ideal for cyclists who want to stay active in cool temperatures without sacrificing comfort. It features a close-fitting, stretchy design that makes wearing a winter jacket almost imperceptible. Additionally, the jacket is environmentally friendly, as it is made from recycled materials and is free from PFAS.

  • Highly breathable outer layer made of Polartec® AirCore™
  • Inner insulation made of Polartec® Alpha™ for optimal warmth
  • Close-fitting, stretchy design for high wearing comfort
  • Made from recycled materials and free from PFAS
  • Water-repellent, windproof, and insulating.

Key specifications

Target group
Men
Season
Winter
Clothing size
S
Cycling jacket type
Bicycle softshell jacket
Material composition
16% spandex, 30% elastane, 32% polyester, Inserts 2: 70% polyamide, Inserts: 52% polyamide, Main material: 100% polyester
Item number
59893729

General information

Manufacturer
Castelli
Category
Cycling jackets
Release date
1.7.2025

Colour

Colour
Violet
Exact colour description
Clay, Deep Bordeaux

Material

Material composition
16% spandex, 30% elastane, 32% polyester, Inserts 2: 70% polyamide, Inserts: 52% polyamide, Main material: 100% polyester

Target group

Target group
Men
Age group
Adults

Clothing properties

Cycling jacket type
Bicycle softshell jacket
Clothing size
S
Fit
Slim fit
Clothing functions
Breathable, Insulating, Water-repellent, Windproof
Pockets
3 back pockets
Fabric properties
Breathable, Heat insulating, Water-repellent, Windproof
Season
Winter

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Weight
381 g

30-day right of return and free return shipment
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Cycling jackets» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 5.Proviz
    0.5 %
  • 5.Wowow
    0.5 %
  • 9.Castelli
    0.6 %
  • 10.Agu
    0.9 %
  • 11.Leatt
    1.1 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Castelli
    1 day

Return rate

How often is a product of this brand in the «Cycling jackets» category returned?

Source: Digitec Galaxus
  • 7.Agu
    21 %
  • 8.dirtlej
    25.7 %
  • 9.Castelli
    26.5 %
  • 10.Gore Wear
    29.4 %
  • 11.ION
    30.8 %
Source: Digitec Galaxus