Aero Tech Men's High Performance Merino Wool Base Layer

On Sale! $89.99
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Size Chart: Fit and Size Chart


Aero Tech Men's High Performance Merino Wool Base Layermerinowool-cycling-baselayer-model-front.png

Casual Cold Weather Pullover

The Aero Tech Designs Men's High Performance Merino Wool Base Layer is a must have for anyone who rides in cold weather. The Merino Wool and Polyester blend fabric holds in your body heat while keeping you dry and comfortable during long rides. The Merino Wool Base Layer is also great for other activities, such as running or hiking in the cold or to wear casually to protect again cool winds or temperatures. The Base layer has additional length in the body so no cold wind can slip through the cracks. The garment is hand assembled with care in the USA with high performance materials for a long lasting product that will last multiple cold weather seasons of athletic use. The merino wool base layer is available in Charcoal. Teal and Black colors are coming soon!

Athleisure Style!


  • Merino Wool / Polyester Performance Fabric
  • Longer Body and Sleeve Length for the Cycling Position
  • Bottom Helm Binding for secure fit
  • Relaxed Comfort Collar
  • Extended Sizing
  • Made in the USA
  • Factory Direct Value - No Middleman Mark-up
  • Standard Size Available in Charcoal, Black and Teal
  • COMING SOON! Tall Size Available in Charcoal and Black

Aero Tech Designs Jersey - Size Chart
Size Chest (inches)
X-Small 30-33
Small 34-36
Medium 36-38
Large 38-40
X-Large 42-44
XX-Large 46-48
3XL 50-54
4XL 54-56
5XL 58-60
Tall Size Adds 3" to Body and Sleeve Lengths - Tall Sizes not Available in Small or 5X-large and TEAL Color Option

Additional Photos

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Staying comfortable never felt or looked this good. If you have never experienced Merino Wool, now is the time to see what you have been missing!

If you are looking to battle to cold weather check out our Merino Wool Balaclava Face Mask for Cold Weather and our Merino Wool Long Sleeve Jersey with Pockets


Order yours today!

aero tech designs cycling apparel ride longer feel stronger


Fabric: 48% Merino Wool, 48% Polyester, 4% Nylon

Merino Wool Cycling Long Sleeve Base Layer

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