
Best selling Functional underwear
Here’s a ranking of the best selling Functional underwear. To give you a quick overview, we’ve added the most important information about each product. This page always stays fresh and updates automatically.
1. Hi-Tec Thermoaktiv Set
The thermoactive underwear set for men, consisting of a sweatshirt and pants, offers an optimal solution for cold winter days and outdoor sports activities. Made from 100% polyester, the set is characterized by its thermal insulation and moisture-wicking properties, ensuring a comfortable wearing experience. The long cut of the pants and the leggings provide additional comfort and protection while allowing freedom of movement. This set is ideal for various sports, especially skiing, as well as for indoor training sessions. The black color gives it a timeless and versatile look that easily pairs with other garments. The Sorin set is designed for adults and is available in size L, making it a practical choice for active men who value functionality and style. Whether for sports or leisure, this underwear set is a reliable choice for the cold season.

2. Icebreaker Everyday
A perfect baselayer for everyday use and a reliable companion for travel all year round. Made from breathable merino rib knit fabric, the 175 Everyday Leggings move with every movement of your body, keeping you warm in cool weather and cool in warm conditions. Thanks to its natural odor-resistant properties, it can be worn for several days, making it ideal for travel.

3. iXS 365
Seamless circular knitting technology for maximum comfort. Ergonomic fit prevents unnecessary wrinkling. Wicks moisture away from the body and keeps the body dry. Functional fibers and special knitting techniques ensure an optimal body climate. Suitable for all seasons, it keeps you warm on cold days and cool on warm days.

4. Odlo Active Warm
The Active Warm Pants from Odlo are the ideal companion for your mountain sports activities. The breathable material ensures an optimal body climate. Even after very intense activities, the fabric dries quickly. The rapid moisture transport prevents the body from cooling down. The fabric is odor-neutralizing, so it needs to be washed less frequently. The elastic material adapts to every movement.

5. Ortovox 185 ROCK'N'WOOL LONG PANTS W
The 185 Rock'n'Wool Long Pants for women are exceptionally soft thanks to fine merino wool and keep you warm despite the cold and exertion during every freeride adventure. Freeriding starts with the first layer, as it is crucial for functionality. The long pants are made entirely of pure merino wool with a fineness of 19 microns, which feels pleasant against the skin and provides an optimal climate due to its temperature and moisture-regulating properties. This classic comes with a completely new design: the two-tone look, fresh colors with multicolored twisted yarn, and a trendy waistband reflect the versatility of your winter adventures. Therefore, the 185 Rock'n'Wool Long Pants for women should not be missed on any freeride outing.

6. Ortovox 185 ROCK'N'WOOL LONG PANTS
The 185 Rock'n'Wool Long Pants for men are exceptionally soft thanks to fine merino wool, keeping you warm during every freeride adventure, even in cold and strenuous conditions. Freeriding starts with the first layer, as it is crucial for functionality. The long pants are made of 100 percent pure merino wool with a fineness of 19 microns, which feels pleasant against the skin and provides an optimal climate due to its temperature and moisture-regulating properties. The classic design features a completely new look: a two-tone appearance, fresh colors with multi-colored twisted yarn, and a trendy waistband reflect the versatility of your winter adventures. Therefore, the 185 Rock'n'Wool Long Pants for men should not be missed on any freeride outing.

7. Odlo Natural 200
The Natural Merino 200 Tights are made from exceptionally soft and warm mulesing-free merino wool with a weight of 200 g/m². Since the material is naturally thermoregulating and antimicrobial, you can wear these functional underwear repeatedly, regardless of the sport you pursue.
This incredibly versatile and comfortable base layer is manufactured with the utmost precision in our factory in Europe.
Natural comfort for your next outdoor adventures.

8. Odlo Active X-Warm
The Active Warm Pants from Odlo are the ideal companion for your mountain sports activities. The breathable material ensures an optimal body climate. Even after very intense activities, the fabric dries quickly. The rapid moisture transport prevents the body from cooling down. The fabric is odor-neutralizing, so it needs to be washed less frequently. The elastic material adapts to every movement.

9. SAXX Multi Sport Mesh Boxer Brief Fly (2er-Pack)
Quick-drying, supportive, and featuring BallPark Pouch PRO - available in a 2-pack. The Multi Sport Mesh Boxer Brief Fly from SAXX is a soft, versatile performance underwear designed for both sports and everyday wear. The quick-drying, moisture-wicking material keeps you dry, while the BallPark Pouch PRO with Stop Drop Technology ensures everything stays securely in place. The No-RideUp Leg prevents annoying ride-up, and the Flat Out Seams and Three-D Fit (9-panel construction) provide chafe-free comfort and optimal freedom of movement. It includes a convenient fly and a No-Roll waistband.
Highlights:
- BallPark Pouch PRO for enhanced support, keeping everything comfortably in place
- Stop Drop Technology directs moisture away from the pouch
- No-RideUp Leg prevents distracting ride-up of the legs
- Flat Out Seams with ultra-flat stitching, no friction
- Three-D Fit with 9-panel design for unrestricted movement (4-way stretch)
- Moisture-wicking, quick-drying, and odor-resistant
- No-Roll waistband and fly opening
Technical Details:
- Style: Boxer Brief (with fly)
- Support: BallPark Pouch PRO + Stop Drop Technology
- Fit: Three-D Fit (9-panel), No-RideUp Leg
- Material: 88% Polyester, 12% Elastane (underwear)
- Pouch lining: 64% TENCEL Lyocell, 31% Polyester, 5% Elastane
- Features: 4-way stretch, moisture-wicking, quick-drying, odor-resistant, breathable
- Waistband: No-Roll waistband
- Care: Machine wash cold, gentle cycle; only non-chlorine bleach; tumble dry low; iron low
Included: 2× SAXX Multi Sport Mesh Boxer Brief Fly.

10. Rukka Lucas
The Rukka men's Lucas merino thermal trousers are the perfect companion for outdoor activities in the cold season. Made from high-quality merino wool, these thermal trousers offer good insulation that keeps your legs warm without restricting your freedom of movement. Weighing just 200 g, they ensure optimum comfort for long hikes or other outdoor adventures. The elasticated waistband and leg cuffs offer a good fit and additional comfort. The trousers are also easy to care for and can be washed at 30°C on a wool cycle without losing their quality.
