Castelli Alpha 150 W Jacket

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Product details

The Alpha 150 W Jacket from 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 pleasant warmth. This jacket is the result of years of research and development aimed at optimizing comfort and functionality during winter rides. It features a close-fitting, stretchy design that allows for freedom of movement without sacrificing warmth. The Alpha 150 W Jacket is ideal for cold, dry days and offers additional protection in variable weather conditions. Furthermore, it 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 comfort
  • Two large zippered pockets for secure storage
  • Made from recycled fibers and free from PFAS.

Key specifications

Target group
Women
Bike area of use
Racing bikes
Season
3-seasons, Winter
Clothing size
M
Cycling jacket type
Bicycle softshell jacket, Winter cycling jacket
Material composition
16% spandex, 30% elastane, 32% polyester, Inserts 2: 70% polyamide, Inserts: 52% polyamide, Main material: 100% polyester
Item number
59894276

General information

Manufacturer
Castelli
Category
Cycling jackets
Release date
1.7.2025

Colour

Colour
Red
Exact colour description
Brilliant Pink, Deep Bordeaux

Material

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

Target group

Target group
Women
Age group
Adults

Clothing properties

Cycling jacket type
Bicycle softshell jacket, Winter cycling jacket
Clothing size
M
Bike area of use
Racing bikes
Fit
Regular fit
Clothing functions
Insulating, Water-repellent, Windproof
Zipper type
Continuous front, Water repellent, With windlap
Hood type
Stowable
Jackets Equipment
Elastic edging, Hood, Ventilation, thumb loops, hood
Layer of clothing
Outer layer / weather protection layer
Membrane
Polartec® Alpha®
Pockets
3 back pockets
Fabric properties
Breathable, Heat insulating, Reflective, Water-repellent, Windproof
Season
3-seasons, Winter

Origin

Country of origin
China

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.Wowow
    0.4 %
  • 8.Endura
    0.5 %
  • 9.Castelli
    0.6 %
  • 10.Leatt
    0.7 %
  • 10.Proviz
    0.7 %

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
    0 days

Return rate

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

Source: Digitec Galaxus
  • 5.Agu
    22.6 %
  • 6.Fox
    22.9 %
  • 7.Castelli
    26 %
  • 8.dirtlej
    28.8 %
  • 9.ION
    29.8 %
Source: Digitec Galaxus