
Best selling Functional undershirts
Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.
1. 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 highest precision in Europe and is suitable for skiing and tobogganing as well as for cozy days at home.
Natural comfort for your next outdoor adventures.

2. Odlo Cardada
With the Odlo Cardada Polo Shirt, you can perform at your best this summer while hiking, golfing, and in everyday life. The shirt is made from lightweight, quick-drying functional material that offers excellent moisture management and optimal breathability even in heat. Additionally, Odlo's sustainable ZeroScent technology, based on natural silver ions, prevents unpleasant odors from settling in the fibers. Thanks to its relaxed, flattering fit, this polo shirt is just as suitable for leisure wear as it is for sports. With the Odlo Cardada Polo Shirt, you can feel well-equipped and confident to give your best this summer.

3. Odlo Active F-Dry Light
Active cooling properties and optimal wearing comfort for many hours are essential when you want to train intensively in the summer – the Active F-Dry Light T-shirt offers you both. Thanks to our innovative F-Dry technology, the T-shirt impresses with excellent moisture management and dries even faster than our previous materials. Sustainable ZeroScent technology combats unpleasant odours with the help of silver ions and effectively works against bacteria in the fabric without irritating the skin. The shirt is made from 88% recycled polyester, ensuring that PET bottles are reused rather than polluting the environment. The Active F-Dry Light T-shirt is lightweight, versatile, sustainably produced, and boasts impressive technical features – a fantastic addition to your summer sports wardrobe!.

4. Odlo Active Warm Set
Don't let cold weather ruin your adventures in the snow - the Active Warm Eco Baselayer Set from ODLO keeps you snug and warm. The functional underwear retains body heat and provides a pleasant feeling of freshness thanks to optimal temperature regulation. The moisture-wicking material made from recycled fibers prevents unpleasant odors with ZeroScent technology. The set, which includes long underwear and a long-sleeve top, keeps you warm and dry even during strenuous mountain hikes. Enjoy the top-notch comfort of the Active Warm Eco Baselayer Set.

5. 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 for any motorcyclist wearing a leather suit. The side zipper extends to the hip, making it easier to put on and take off. It not only facilitates wearing an outer garment (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 that require a one-piece outer garment (e.g., wetsuits or ski suits).
Technical details:
- Seamless technology
- Antistatic system
Composition:
77% polypropylene, 15% polyamide, 5% elastane, 3% carbon fiber.

6. Odlo F-Dry
This T-shirt with great moisture management is ideal for all your mountain activities.

7. Odlo Natural 200
The Natural Merino 200 Base Layer with a round neckline, made from pure natural fibers, is designed for warmth, as it is composed of incredibly soft and comfortable mulesing-free merino wool with a weight of 200 g/m².
This functional underwear, produced in our factory in Europe, naturally regulates temperature and is antimicrobial, meaning it helps reduce odors.
Natural comfort for your next outdoor adventures.

8. Odlo Performance Warm
This sporty yet feminine Baselayer called SUW TOP Crew Neck L/S PERFORMANCE from Odlo ensures an excellent stable body climate even in the cold, thanks to its sophisticated seamless construction. With the specific use of seamlessly processed functional materials, you benefit from excellent temperature regulation, great freedom of movement, and a quick drying time.
Sporty-active ladies like you will appreciate the beautiful and functional SUW TOP Crew Neck L/S PERFORMANCE from Odlo!
- Seamless
- Seamless construction
- Excellent temperature regulation
- Optimal freedom of movement
- Wash with similar colors
- Wash in a mesh bag.

9. Odlo Natural 160
Our lightest base layer made from merino wool: The Natural Merino 160 base layer shirt is produced in our factory in Europe from mulesing-free wool with a weight of 160 g/m². As the weather warms up, this versatile t-shirt offers you maximum comfort during all your outdoor activities. Since merino wool is naturally temperature-regulating, it keeps you pleasantly cool. Additionally, it wicks moisture away to keep you dry. Whether you're taking it easy or being active until sunset, the lightest merino shirt in our collection is always the right choice.
Natural comfort for your next outdoor adventures.

10. Odlo Active X-Warm
The improved temperature regulation and exceptional comfort of the Active X-Warm Eco long-sleeve baselayer top make this versatile garment an essential companion for active women in winter. The Active X-Warm range uses soft insulating pads to protect particularly sensitive areas of the body from the cold. It provides excellent insulation when the chill sets in, and outstanding moisture management properties ensure that you stay warm and dry at all times. The recycled polyester fabric is environmentally friendly and skin-friendly, and it has been integrated with Odlo's advanced ZeroScent technology to achieve excellent odor resistance. Thanks to the superior technology of the Active X-Warm Eco long-sleeve baselayer top, you can fully focus on your upcoming winter adventure.
