


Thermal Merino Wool Short Sleeve Winter Base Layer |Alpecin Deceuninck |Kalas Pro Cycling Kit
Alpecin-Deceuninck 2025 Pro Issue Merino Wool Short Sleeve Base Layer
The best rides begin with the best base layer.
The Alpecin-Deceuninck 2025 Pro Issue Merino Wool Short Sleeve Base Layer combines the outstanding natural performance of merino wool with modern technical fibres to deliver exceptional comfort across a huge range of riding conditions.
Based on the premium Kalas BASE Z1 Merino, this professional base layer has a retail value of over AUD $100 and is trusted by WorldTour riders throughout the season. Its lightweight construction makes it ideal for cool spring mornings, autumn rides or as the perfect foundation beneath a jersey or winter jacket.
Constructed from a premium merino blend containing 41% Merino Wool, 51% Polyester and 8% Elastane, the fabric combines the natural insulating and odour resistant properties of merino with the durability and moisture management of modern performance fibres. At just 125 g/m², it provides warmth without bulk and remains exceptionally breathable during hard efforts.
Merino wool naturally regulates body temperature, helping keep you warm when temperatures fall while efficiently releasing excess heat as your effort increases. It also continues to insulate when damp and naturally resists odours, making it the ideal choice for long training rides and multi-day racing.
The professional close fitting cut sits comfortably beneath jerseys without bunching or restricting movement, creating the ideal first layer for everything from chilly spring rides to cold winter training.
This is the same professional equipment trusted by Mathieu van der Poel, Jasper Philipsen and Kaden Groves throughout the WorldTour season.
This is genuine professional rider issue equipment, not the commercially available replica version.
Features
- Genuine Alpecin-Deceuninck 2025 rider issued merino wool short sleeve base layer
- Retail value over AUD $100
- Premium Kalas BASE Z1 Merino construction
- 41% Merino Wool, 51% Polyester, 8% Elastane
- Lightweight 125 g/m² performance fabric
- Natural temperature regulation
- Excellent moisture wicking performance
- Naturally odour resistant
- Professional close fitting construction
- Ideal for spring, autumn and winter layering
- Developed for WorldTour training and racing
Why Merino Wool?
Merino wool is widely regarded as one of the finest materials available for cycling base layers. It keeps riders warm in cool conditions, breathes exceptionally well during intense efforts and naturally manages moisture and odours, delivering comfort that synthetic fabrics alone struggle to match.
Condition
Available in both new and rider used condition depending on the individual garment.
Experience the comfort of premium merino wool and own the same professional base layer trusted by Alpecin-Deceuninck throughout the WorldTour.
Pairs well with
ALPE25-17-S

Thermal Merino Wool Short Sleeve Winter Base Layer |Alpecin Deceuninck |Kalas Pro Cycling Kit
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