
Best selling Functional undershirts from UYN
On this page you’ll find a ranking of the best Functional undershirts from UYN. To give you a quick overview, we’ve added the most important product details. This page always stays fresh and updates automatically.
1. UYN Thermoshirt Mit Stehkragen Evolutyon Biotech
EvolutyOn Biotech is the underwear shirt that heralds a new era of functional clothing. Made from innovative biomaterials, free from synthetic fabrics based on fossil fuels, and enhanced by UYN's patented technologies, this shirt offers an exceptionally natural feel against the skin and ideal support for your activities in moderate to low temperatures. Thanks to the hollow structure of the kapok fiber, the lightest natural fiber in the world, EvolutyOn Biotech effectively insulates the body and creates an ideal microclimate. The elastic Flexicorn fiber made from corn seeds ensures a perfect fit and unrestricted freedom of movement.

2. UYN Thermoshirt Mit Reissverschluss Fusyon Biotech
The version with a turtleneck and half zipper from our FUSYON BIOTECH line is even more comfortable to wear and ideal for activities in cold climates. Fine merino wool meets the ultimate UYN biofibers for an outstanding effect of natural comfort on your skin. With the FUSYON BIOTECH line, you can fully embrace nature in winter.

3. UYN Evolutyon Comfort thermal shirt
Evolutyon is the Baselayer from UYN, designed for intense activities at moderate temperatures. Made from Natex biofiber, it is breathable, ergonomic, and exceptionally comfortable. Thanks to the innovative Hypermotion arm and shoulder construction, it guarantees maximum freedom of movement and muscle support. The Coolvent system absorbs excess sweat and allows for a constant airflow through the channels on the inside. The result is an optimal body climate at every stage of activity. Evolutyon is now also available in the Comfort Fit version. The shape is designed to adapt to the body while providing extra space between the fabric and the skin.

4. UYN Thermoshirt Mit Reissverschluss Evolutyon Biotech
The Evolutyon Biotech zip-up thermal shirt from UYNsports is an innovative base layer designed specifically for active adults. Featuring a roll neck and a half zip, this shirt offers not only comfort but also versatility for various sports activities. The use of natural kapok fiber ensures excellent thermoregulation, making the shirt ideal for sweaty activities in moderate to low temperatures. The combination of different high-quality materials guarantees an optimal fit and freedom of movement, while the breathable properties of the shirt provide a pleasant wearing experience. This functional shirt is an excellent choice for athletes who value performance and comfort.
- Made from natural kapok fiber for optimal thermoregulation
- Roll neck and half zip for added comfort
- Ideal for sweaty activities in moderate to low temperatures
- Versatile material composition for excellent fit and freedom of movement.

UYN Thermoshirt Mit Reissverschluss Evolutyon Biotech
5. UYN Thermal shirt with zip Evolutyon Biotech
The Evolutyon Biotech zip-up thermal shirt from UYNsports is a highly functional performance shirt specifically designed for sweaty activities in moderate to low temperatures. The innovative use of natural kapok fiber ensures excellent thermoregulation, maintaining comfort even during intense movements. With a roll neck and a half zipper, this shirt not only offers an optimal fit but also versatile wearing options. It is ideal for winter sports and other outdoor activities where breathability and warmth are essential. The regular fit design ensures a comfortable fit, while the breathable properties of the material provide a pleasant feel against the skin. This shirt is an excellent choice for anyone who values functionality and comfort.
- Made from natural kapok fiber for optimal thermoregulation
- Breathable material for high comfort during sweaty activities
- Roll neck and half zipper for versatile wearing options
- Ideal for winter sports and outdoor activities.

6. UYN Thermoshirt Fusyon Biotech
Face the winter with a new ally. The FUSYON BIOTECH underwear shirt harnesses the power of nature to provide you with an excellent sense of natural warmth while keeping your body cool and dry. The thermoregulating properties of fine merino wool combine with the breathable characteristics of Ecolypt fiber made from eucalyptus plants. The Natex biofiber ensures maximum drying speed, while the elastic Flexicorn fiber from corn seeds contributes to an ergonomic, body-hugging fit without compression.

7. UYN Thermoshirt Evolutyon Biotech
EvolutyOn Biotech is the underwear shirt that heralds a new era of functional clothing. Made from innovative biomaterials, free from synthetic fabrics based on fossil fuels, and enhanced by UYN's patented technologies, this shirt offers an exceptionally natural feel on the skin and ideal support for your activities in moderate to low temperatures. Thanks to the hollow structure of the kapok fiber, the lightest natural fiber in the world, EvolutyOn Biotech effectively insulates the body and creates an ideal microclimate. The elastic FLEXICORN fiber made from corn seeds ensures a perfect fit and unrestricted freedom of movement.

8. UYN Cashmere Biotech

9. UYN Thermoshirt Mit Stehkragen Fusyon Biotech
Go through winter with a new ally. The FUSYON BIOTECH underwear shirt harnesses the power of nature to provide you with an excellent feeling of natural warmth while keeping your body cool and dry. The thermoregulating properties of fine merino wool combine with the breathable qualities of Ecolypt fiber from the eucalyptus plant. The Natex biofiber ensures maximum drying speed, while the elastic Flexicorn fiber made from corn seeds contributes to an ergonomic, body-hugging fit without compression.

10. UYN Thermal shirt with stand-up collar Fusyon Biotech
Go through winter with a new ally. The FUSYON BIOTECH underwear shirt harnesses the power of nature to provide you with an excellent feeling of natural warmth while keeping your body cool and dry. The thermoregulating properties of fine merino wool combine with the breathable characteristics of Ecolypt fiber derived from the eucalyptus plant. The Natex biofiber ensures maximum drying speed, while the elastic Flexicorn fiber made from corn seeds contributes to an ergonomic, body-hugging fit without compression.

UYN Thermal shirt with stand-up collar Fusyon Biotech