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Best selling Functional undershirts

Here you’ll find the best-selling products in the Functional undershirts category. The ranking is primarily based on sales volume, while also taking factors such as availability, price trends, and overall customer relevance into account. For each product, we provide a short description and the most important insights from customer reviews so you can quickly compare the most popular options. This page always stays fresh and updates automatically.

1. Sixs Functional suit STX High Neck R

The SIXS Carbon Underwear® base layer with a stand-up collar, including hand and foot loops, is an absolute must-have for any motorcyclist wearing a leather suit. The side zipper extending to the hip facilitates easy on and off. It not only makes it easier to wear outer clothing (e.g., a one-piece leather suit) but also provides natural temperature regulation thanks to the SIXS Carbon Underwear® material, protecting the skin from sweat even on hot days. This prevents unwanted chills or cold spells by keeping moisture away from the body. This product can also be worn in other sports where a one-piece outer garment is used (e.g., wetsuit or ski suit).

Technical details:
- Seamless technology
- Antistatic system

Composition:
77% polypropylene, 15% polyamide, 5% elastane, 3% carbon fiber.
 

Sixs Functional suit STX High Neck R (S)
Functional undershirts
−30%
Returned & Tested
EUR80,47 currently EUR114,95 new

Sixs Functional suit STX High Neck R

S

2. Odlo Roy

With the Roy Mid Layer Jacket from ODLO, you can enjoy the benefits of professional winter sports equipment every time you go skiing or snowshoeing. Made from 100% recycled polyester, the microfleece material provides excellent warmth and breathability even during intense exertion, allowing you to maintain an optimal body climate and perform at your best for longer. The brushed inner side feels wonderfully soft against the skin, and the lightweight material offers complete freedom of movement, while a high collar protects against cold winds. The half-length zipper allows for quick ventilation of excess heat. If you're looking for reliable warmth and maximum comfort at the same time, the Roy Mid Layer Top is the perfect choice!. 

3. Odlo I-Thermic

The Odlo I-Thermic Ski women's thermal longsleeve features innovative thermal technology that allows you to reduce your winter outfit by one layer. Sensors are integrated into the material, which you can control via your smartphone. This allows you to individually adjust the heat output depending on the situation and keep you at the perfect temperature at all times, from the ski lift to the slopes.

- Intelligent heat regulation

- Excellent moisture management

- Material tailored to the different parts of the body

- Seamless finish

- Knitted material

- I-THERMIC Odlo is the most advanced, intelligent heat technology that seamlessly integrates heat sensors and wires into the fabric - you can regulate your body temperature via smartphone app.
 

4. Odlo Cardada

The Cardada functional shirt from Odlo is a versatile and practical piece of clothing that is ideal for outdoor activities, especially hiking and trekking. Made from 100% polyester, it offers a lightweight and quick-drying material that ensures comfort even during strenuous activities. Weighing only 120 grams, the shirt is pleasantly light and can be easily packed into any backpack. Its simple and straightforward design makes it an ideal choice for anyone who values functionality and comfort. The shirt is available in the color Ambrosia and is aimed at adults. It combines practical features with an appealing design, making it suitable for both sports activities and everyday wear. The Cardada functional shirt is therefore an excellent addition to any outdoor wardrobe. 

5. Odlo Active F-Dry Light

With the lightweight, versatile Active F-Dry Light Eco Tank Top from Odolo, you can achieve new personal bests this season, no matter what sport you love. Thanks to Odolo's innovative F-Dry technology, the top dries in no time, whether you wear it solo or as a base layer under other garments. The eco-friendly material made from recycled polyester feels pleasantly soft against the skin and is so elastic that you have optimal freedom of movement in every activity. Unpleasant odors don’t stand a chance thanks to Odolo's sustainable ZeroScent technology, as odor-causing bacteria cannot penetrate the material. With the F-Dry Light Eco Tank Top, you'll always feel completely comfortable in your skin. 

6. Vaude Essential

Back to Basic: Functional long-sleeve shirt with high wearing comfort. Absolutely easy to care for and quick-drying. An ideal functional shirt for summer activities. The VAUDE Green Shape label stands for an environmentally friendly, functional product made from sustainable materials. Details: Material: 100% recycled polyester Color designation: Dark Leaf. The VAUDE brand is a member of the Fair Wear Foundation. 

7. Odlo Essential Seamless

The Essential Seamless Functional Shirt from Odlo offers a thoughtful combination of comfort and functionality. It has been specifically designed for active individuals who value high-quality materials and optimal performance. The seamless construction provides a pleasant wearing experience, while targeted ventilation in specific body zones enhances breathability. Made from recycled materials, this shirt not only contributes to better wearing comfort but also promotes a more sustainable lifestyle. The improved moisture regulation keeps the body dry and ensures a comfortable climate during workouts. Ideal for sports activities or everyday wear, the Essential Seamless is a versatile piece of clothing that combines functionality with environmental awareness.

- Seamless construction for maximum comfort
- Body zone-specific ventilation for optimal breathability
- Made from 100% recycled materials
- Enhanced moisture regulation for dry wearing comfort.
 

8. CMP Campagnolo Funktions

The CMP Campagnolo functional shirt is a versatile tank top specifically designed for active men. It offers an excellent combination of comfort and functionality, making it ideal for outdoor activities such as hiking and running. The shirt is made from 100% polyester, a material known for its moisture-wicking properties. This ensures that sweat is quickly transported away from the body, providing a pleasant wearing experience even during intense activities. Additionally, the shirt features an antibacterial treatment that reduces unpleasant odors and prolongs freshness while wearing. Weighing only 130 grams, it is lightweight and easily fits into any sports bag. The functional shirt is therefore the perfect choice for those who value functionality and wearing comfort.

- Effective moisture transport for high wearing comfort
- Antibacterial treatment for odor reduction
- Lightweight material at just 130 grams for optimal freedom of movement.
 

9. Odlo Natural 260

The long-sleeved Natural Merino 260 Base Layer with a round neckline is made from extra-warm and exceptionally soft mulesing-free merino wool with a weight of 260 g/m². The material is not only naturally thermoregulating but also antimicrobial, meaning it helps to reduce odors.

This super comfortable functional underwear for cold days is the ideal choice for those who prefer natural fibers. It is manufactured with the utmost precision in our factory in Europe and performs just as well while skiing and tobogganing as it does on cozy days at home.

Natural comfort for your next outdoor adventures.
 

10. Odlo Performance Light

Versatile and functional: The Performance Light Eco Long Sleeve Shirt from ODLO, made from a blend of materials with 70 percent recycled polyester, will keep you comfortable all year round. Whether you're doing yoga, hiking, or taking a walk, this breathable top fits perfectly with its seamless and body-specific design. The icing on the cake is the ZeroScent technology – a bio-based antimicrobial finish that combats bacteria from the start, helping to prevent unpleasant odors. Available in three colors, this long-sleeve shirt is the ideal base for action-packed days, whether indoors or outdoors.

Material:
• Material type: Synthetic fiber
• Material: 70% polyester, 22% polyamide, 8% elastane
• Seams: (almost) seamless

Features:
• Zipper: none
• Collar shape: Round neck
• Compression: No
• Thermal function: No
• Special features: antibacterial

Care instructions:
• Ironing: do not iron
• Drying: do not tumble dry
• Washing: 30°C gentle cycle
• Bleaching: do not bleach
• Dry cleaning: do not dry clean

Fit & Cut:
• Size information: Size runs true to size
• Fit: close-fitting

Main information:
• Type: long sleeve.
 

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