Best selling Functional underwear

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 Active Warm

The Active Warm Pants from Odlo are the perfect 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, meaning it needs to be washed less frequently. The elastic material adapts to every movement. 

2. Smartwool Sport Boxer Brief

Our Merino Sport 150 Boxer Briefs for men are designed to perform well on all the paths and roads you traverse during your adventures. They feature a double front for added support, flatlock seams to reduce friction, and a wide, elastic waistband lined with Merino wool for extra comfort. Made from a fabric that combines the moisture-wicking, thermal-insulating, and odor-resistant properties of Merino wool with the durability and quick-drying capabilities of polyester, these boxer briefs are designed to keep you cool and dry while you enjoy your outdoor activities.

Weight: 76 g
Composition: Main Body: 56% Merino wool, 44% polyester. Back Panel: 54% Merino wool, 46% polyester. Exclusive of decoration.
 

Smartwool Sport Boxer Brief
Functional underwear
only 27 of 55 remaining
CHF17.– was CHF25.–

Smartwool Sport Boxer Brief

3. Icebreaker Oasis

The 200 Oasis Leggings is the best-selling baselayer leggings. Made from 100% merino jersey, it is now even more comfortable thanks to an updated design. It provides the perfect foundation for any cold weather layering system. The Oasis fabric is not only insulating and highly breathable, but it also remains odor-neutral even after extended wear. The slim fit and gusset construction ensure unrestricted freedom of movement, while the soft elastic waistband and flat seams prevent any chafing. 

4. Rohner Thermo Leggings

What makes our thermal leggings so special is their unique design, which offers outstanding warmth and comfort. You will love the velvety soft, lightweight material. You can use them as warm underwear leggings for winter sports and other outdoor activities in cold weather. 

5. Odlo Performance Warm

With the Odlo Performance Warm Eco Baselayer Pants, every layer counts. These slim-fit pants are made from recycled fibers and offer a comfortable, cool, and flattering silhouette. This versatile base layer has been developed with organic body-mapping technology that maximizes freedom of movement and enhances moisture management through strategic ventilation zones. Additionally, these stretch pants feature a natural ZeroScent barrier that reduces odor formation and keeps you feeling fresh. Explore deeper and climb higher in these warm, comfortable, and reliable Performance Warm Eco Baselayer Pants. 

6. Thmo 3er Pack Thermo Unterwäsche Hosen | Winter Funktionsunterwäsche

THMO - 3-Pack Long Thermal Underwear for Men: Stay warm and comfortable with THMO's long thermal underwear for men. This 3-pack offers essential warmth and comfort for colder weather, made from soft, breathable, and lightweight fabric. The long underwear provides excellent insulation without overheating, making it perfect for outdoor activities or lounging indoors. The elastic waistband ensures a secure fit and offers flexibility and comfort for any activity. Whether you're hiking, skiing, or relaxing at home, these long underwear will keep you warm and cozy all day long. The simple colors of black and white allow for easy pairing with other clothing for effortless style. The long underwear is available in four sizes: Medium, Large, X-Large, and XX-Large, accommodating various body types. Get this multipack for added comfort and value. Additional product details: Material: soft, breathable fabric. Sizes: Medium, Large, X-Large, XX-Large. Colors: Black, White. Includes: 3 pairs of long thermal underwear. Elastic waistband for secure fit. Machine washable. Ideal for staying warm and comfortable in colder temperatures, whether at home or on the go. 

7. 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 clothing items. 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. 

8. Rukka Lucas Merino trousers men

The Rukka Men's Merino Thermal Pants "Lucas" are the perfect companion for outdoor activities in the cold season. Made from 100% high-quality merino wool, these thermal pants provide excellent insulation to keep your legs warm without restricting freedom of movement. Weighing only 200 g, they offer optimal wearing comfort, making them ideal for long hikes or other outdoor adventures. The elastic waistband and elastic leg cuffs ensure a perfect fit and additional comfort. Furthermore, the pants are easy to care for and can be washed at 30°C on a wool cycle without losing their quality. 

9. Rukka Merlin Kinder Hose

Merlin Pants. The merino underwear made from 100% merino wool for those who like to stay warm. Perfect as a base layer for any outdoor adventures during the cold season. 

10. Rukka Merlin

Merlin trousers. Merino underwear made from merino wool for those who like to stay warm. Ideal as a first layer for any outdoor adventure during the cold season.

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