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Unisex 3/4 thermals UYN NATYON BIOMORPH SLOVENIA are top-tier functional ski underwear from the Italian manufacturer UYN – Unleash Your Nature, designed for skiers, snowboarders and other winter sports enthusiasts who need effective body temperature regulation, moisture management, and complete freedom of movement.
The NATYON BIOMORPH 3/4 THERMAL PANTS SLOVENIA model combines advanced anatomical construction, innovative material composition and the recognizable graphics of the Slovenian Alpine ski team. It is specially tailored for intense sports activities where the underwear must provide an optimal balance between heat protection, breathability and comfort.
The most notable feature of the pants is their 3/4 length, which reaches roughly to the upper part of the shin or below the knee. This design reduces the amount of material inside ski boots, prevents unnecessary bunching, and allows for a more comfortable fit of ski socks and the inner boot.
The 3D Biomorphic Mapping technology uses anatomically shaped three-dimensional structures that follow muscle dynamics and create different functional zones. These provide insulation where needed while improving breathability and stretch of the material.
For added functionality, the technologies Airsac and Isoduct manage moisture, air circulation and retention of body heat. The combination of innovative fibers BioLight, Ecolypt, Flexicorn and Kapok provides elasticity, comfort and effective performance in demanding winter conditions.
UYN NATYON BIOMORPH SLOVENIA 3/4 are an excellent choice for those seeking high-quality functional ski underwear with an anatomical design, advanced technology, optimal length for ski boots and a distinctive Slovenian national team appearance.
One of the most important features of the UYN NATYON BIOMORPH SLOVENIA model is its distinctive 3/4 length, designed primarily for alpine skiing.
Unlike traditional long thermals, the material ends higher on the leg, so it does not bunch up around the ankle and lower part of the shin.
Less material in ski boots: reduces unnecessary creasing.
Less local pressure: more comfortable fit in ski boots.
Better sock pairing: less overlap of different layers.
More comfortable skiing: fewer chances of uncomfortable rubbing.
More stable fit: material stays outside the tight boot closure area.
Practical design: especially suitable for skiing and snowboarding.
Ski boots must fit the foot and the lower leg snugly and precisely.
If long thermals bunch under ski socks or inside the boot, they can create creases that cause unwanted pressure and reduce comfort.
3/4 length enables ski socks to directly cover the lower leg, while the functional pants provide protection and comfort higher up on the body.
3D Biomorphic Mapping is an advanced construction technology for UYN functional underwear, where three-dimensional structures are distributed according to body anatomy and muscle dynamics.
Different parts of the body require different levels of heat protection, breathability and elasticity during sport.
The Biomorphic Mapping technology accounts for these differences and enables more targeted material performance.
Anatomical design: the fabric follows the body's shape.
Targeted insulation: more warmth where needed.
Efficient ventilation: improved breathability in selected areas.
Moisture management: helps wick sweat away.
Elastic zones: greater freedom of movement.
Sport stability: fabric adapts to the body during activity.
During skiing the thigh and other lower-body muscles are continually active.
Therefore it is important that functional underwear provides effective heat and moisture management without restricting movement.
3D Biomorphic Mapping enables anatomically distributed functionality, supporting comfort during intense winter activities.
Airsac is UYN technology that uses a special three-dimensional structure inspired by the architecture of air sacs in the lungs.
This design supports moisture exchange and improves the fabric’s breathability.
Efficient ventilation: better air circulation.
Moisture management: helps reduce sweat retention.
Regulation of body microclimate: more comfortable feel during sport.
Less damp feeling: more comfortable during intense movement.
Fuctional 3D structure: effective performance without unnecessary thickness.
Suitable for winter sports: comfort with varying activity intensity.
During physical activity heat and moisture production increases.
The Airsac structure helps exchange moisture and enables better fabric ventilation.
This is especially important in skiing, where intense runs alternate with chairlift rest.
Isoduct is a technology that uses special channels integrated into the fabric’s structure.
Channels help trap the air warmed by the body, creating an additional natural insulating layer.
Heat retention: improved thermal comfort.
Air channels: effective insulating structure.
Low weight: thermal functionality without thick material.
Microclimate regulation: more comfortable in cold conditions.
Sport comfort: suitable for longer winter activities.
Effective combination: complements the Airsac technology.
During skiing the body generates heat, but due to low temperatures and wind it is important that it is not lost too quickly.
Isoduct helps maintain an insulating air layer, contributing to a more stable thermal comfort.
BioLight represents the largest share of the material composition of the UYN NATYON BIOMORPH SLOVENIA pants.
These are innovative functional fibers that contribute to a pleasant skin feel and comfort during sports activities.
Pleasant feel: comfortable directly against the skin.
Functionality: suitable for intensive winter sports.
Moisture management: participates in regulating body microclimate.
Low weight: comfort without additional burden.
Adaptability: works well in combination with other fibers.
All-day usability: suitable for longer athletic activities.
BioLight represents an important part of the multi-component composition that enables effective function of the underwear.
Ecolypt is a special material in the UYN functional underwear blend that contributes to breathability and natural elasticity.
Breathability: aids in effective ventilation.
Natural elasticity: conforms to the body.
Comfortable fit: pleasant sensation during movement.
Moisture management: supports the base layer’s functionality.
Sport usefulness: suitable for intensive activities.
Versatility: effective in combination with other fibers.
Ecolypt, in combination with BioLight and Flexicorn, contributes to comfort, stretch and functionality of the pants.
Flexicorn is an innovative elastic fiber made from corn-based raw materials.
Its hallmark is a combination of high elasticity and structural resilience, helping the fabric maintain its shape even under intensive use.
High elasticity: adapts to body movement.
Freedom of movement: less restriction during skiing.
Shape retention: good material stability.
Comfortable fit: adaptable to different body types.
Structural resilience: suitable for intensive use.
Plant-based source: innovative alternative to some conventional synthetic fibers.
While skiing the legs continually bend, extend and adjust to different positions.
Flexicorn allows the fabric to follow these movements and return to its original shape after stretching.
This helps maintain a stable and comfortable fit of the functional pants.
Kapok is a natural plant fiber obtained from the fruit of the kapok tree.
It is characterized by a hollow structure that traps air and contributes to thermal insulation.
Natural origin: plant fibers.
Low weight: very light structure.
Thermal insulation: air retention within the fibers.
Pleasant feel: complements the functional composition.
Versatility: suitable for technical sportswear.
Innovative combination: blending natural and technical materials.
Kapok complements the multi-component assembly and contributes to thermal comfort in cold conditions.
UYN NATYON BIOMORPH SLOVENIA uses specially designed elastic zones that allow the fabric to adapt to body movement.
This construction is particularly important in skiing, where leg muscles are constantly under strain.
Freedom of movement: fabric follows the body.
Anatomical fit: effective connection with the body.
Less constraint: more comfortable movement in hips and knees.
Stability: less unintended shifting of the fabric.
Comfort: suitable for long-term wear.
Athletic functionality: design for intensive activities.
Elastic zones ensure the pants maintain a good fit across different body positions.
UYN NATYON BIOMORPH 3/4 THERMAL PANTS have a declared temperature level Mid, indicating a medium level of heat protection.
This design is suitable for active winter sports, where the underwear must provide a balance between warmth and breathability.
Balanced insulation: appropriate balance between warmth and breathability.
Intense use: designed for active movement.
Moisture management: helps maintain a comfortable microclimate.
Versatility: suitable for different winter conditions.
Comfortable layering: suitable for wearing under ski pants.
The Mid temperature level is particularly suitable for skiers who generate more body heat during activity and want functional underwear that does not cause unnecessary overheating.
The actual warmth sensation depends on outside temperature, activity intensity and other layers of clothing.
NATYON SLOVENIA is a recognizable collection of UYN functional underwear, designed in the colors of the Slovenian alpine ski team.
The pants combine advanced sports technology and a distinctive graphic identity that emphasizes the connection to Slovenian skiing.
Slovenian national team graphics: recognizable sports look.
Dynamic design: contemporary sports appearance.
Professionally oriented design: functional underwear for demanding activities.
Unisex construction: suitable for women and men.
Mixing possibilities: pairs well with NATYON BIOMORPH SLOVENIA t-shirt.
Recognizable identity: a great choice for fans of Slovenian skiing.
For an optimal combination we recommend wearing together with the unisex long-sleeve t-shirt UYN NATYON BIOMORPH SLOVENIA.
Both products share a similar technical design, functional materials and Slovenian national team graphics.
Together they create a coordinated base layer for skiing and other winter sports.
UYN NATYON BIOMORPH SLOVENIA are designed as unisex underpants, suitable for women and men.
The cut Regular provides a balanced fit, and the fabric’s elasticity allows for adaptation to different body shapes.
Unisex design: suitable for both sexes.
Regular cut: comfortable and functional fit.
Elastic construction: adapts to the body.
Freedom of movement: suitable for intensive activities.
Stable position: less unwanted movement of the material.
Comfortable layering: suitable for wearing under ski pants.
For optimal performance of functional underwear, the pants should follow the body closely enough to manage moisture and body temperature effectively, but should not cause uncomfortable squeezing.
A special feature of the UYN NATYON BIOMORPH SLOVENIA pants is the combination of seven different material components.
Each contributes to specific properties such as elasticity, comfort, moisture management, thermal functionality and garment stability.
| Material | Share |
|---|---|
| BioLight | 41 % |
| Ecolypt | 24 % |
| Flexicorn | 20 % |
| Polyamide | 10 % |
| Elastane | 2 % |
| Kapok | 2 % |
| Polypropylene | 1 % |
| Total | 100 % |
BioLight: functional comfort and pleasant feel.
Ecolypt: breathability and natural elasticity.
Flexicorn: high elasticity and shape retention.
Polyamide: durability and fabric stability.
Elastane: additional elasticity.
Kapok: light natural fibers with thermal function.
Polypropylene: low weight and hydrophobic properties.
This combination enables effective performance of the pants as a base layer during intense winter activities.
| Technology or component | Feature and benefit |
|---|---|
| 3D Biomorphic Mapping | Anatomically distributed functional zones |
| 3/4 Length | Less material in ski boots |
| Airsac | Moisture exchange and more effective ventilation |
| Isoduct | Air channels to retain heat |
| BioLight | Functional comfort |
| Ecolypt | Breathability and natural elasticity |
| Flexicorn | Elastic fibers from corn |
| Kapok | Light natural fibers |
| Elastic Functional Zones | Freedom of movement and stability |
| Thermal Level Mid | Medium heat protection |
| Regular Fit | Comfortable unisex fit |
| NATYON SLOVENIA | Slovenian national team graphics |
Premium unisex functional thermals from Italian manufacturer UYN.
Model NATYON BIOMORPH 3/4 THERMAL PANTS SLOVENIA.
Recognizable graphics of the Slovenian alpine ski team.
3/4 length, especially suitable for ski boots.
3D Biomorphic Mapping for anatomically distributed functional zones.
Airsac for more effective ventilation and moisture management.
Isoduct to retain body heat with air channels.
Functional fibers BioLight.
Innovative material Ecolypt.
Elastic fibers Flexicorn from corn-based materials.
Natural plant fibers Kapok.
Anatomically shaped thermal insulation.
Highly elastic zones for freedom of movement.
Thermal level Mid.
Suitable for intensive sports activities.
Unisex cut Regular.
Functional seven-material composition.
Reduced volume for more comfortable layering.
Suitable for direct skin wear.
Excellent to pair with the NATYON BIOMORPH SLOVENIA t-shirt.
| Characteristic | Data |
|---|---|
| Brand | UYN – Unleash Your Nature |
| Collection | NATYON |
| Model | BIOMORPH SLOVENIA |
| Official model name | Natyon Biomorph 3/4 Thermal Pants |
| Product type | Functional thermal underwear |
| Gender | Unisex |
| Cut | Regular |
| Length | 3/4 |
| Intended use | Skiing and winter sports |
| Base layer | Yes |
| Heat level | Mid |
| Activity intensity | High |
| Construction | 3D anatomically shaped knit |
| Technology | 3D Biomorphic Mapping |
| Ventilation | Airsac |
| Thermal insulation | Isoduct |
| Elasticity | Functional elastic zones |
| BioLight | 41 % |
| Ecolypt | 24 % |
| Flexicorn | 20 % |
| Polyamide | 10 % |
| Elastane | 2 % |
| Kapok | 2 % |
| Polypropylene | 1 % |
| Sizes | XS, S/M, L/XL, XXL |
| Collection graphic | Slovenia |
| Base model code | U100595 |
| Slovenia color code | T090 |
Particularly suitable for:
Alpine skiers who want optimal length of base layer for ski boots.
Advanced and demanding skiers who ski intensively.
Recreational skiers who need comfort during all-day skiing.
Snowboarders who want elastic and breathable functional underwear.
Women and men seeking quality unisex thermals.
Athletes who sweat heavily, as the fabric supports moisture wicking.
Winter sports fans who need a mid-level heat protection.
Fans of the Slovenian ski team who value Slovenian national team graphics.
Skis with sensitive shins who want to reduce material buildup inside ski boots.
The pants are particularly suitable for use as the first layer under ski pants.
1. Waist circumference
Measure the natural waist with a measuring tape, usually at the narrowest part of the torso. Breathe freely while measuring.
2. Hip circumference
Measure the widest part of the hips and buttocks. The measuring tape should go horizontally around the body.
3. Chest circumference
Measure the widest part of the chest. This information is mainly useful when selecting a coordinated set with the UYN NATYON BIOMORPH SLOVENIA top.
Functional underwear should closely follow the body's shape to effectively manage moisture and body temperature.
Too loose pants can reduce the base layer’s effectiveness, while too tight pants can restrict movement and cause uncomfortable pressure.
Important: Since this is a unisex cut, we recommend choosing based on actual body measurements rather than just your usual clothing size.
UYN NATYON BIOMORPH SLOVENIA 3/4 are intended as a functional base layer for skiing and other winter sports.
For optimal performance, we recommend proper clothing combinations.
Wear the UYN pants directly on the skin so the fabric can effectively manage moisture and the body microclimate.
Ski socks should cover the lower part of the leg where the 3/4 thermals end.
It is important that the fabric does not bunch up inside ski boots.
Outer ski pants provide protection from wind, snow and environmental moisture.
At very low temperatures you may also add an extra insulating layer if needed.
More effective regulation of body temperature.
Better moisture transfer.
Less material buildup in ski boots.
More comfort during intense activity.
Adaptation to different weather conditions.
More comfortable wearing of ski socks.
To maintain the functionality of the materials and a long service life, please follow the manufacturer’s care instructions.
Washing: machine wash at a maximum of 30 °C.
Program: very gentle cycle.
Bleaching: not allowed.
Tumble drying: not allowed.
Ironing: not allowed.
Dry cleaning: not allowed.
Drying: recommended to air dry flat.
Wash pants with clothes of similar colors.
Avoid aggressive detergents.
Avoid high temperatures.
After sporting activity, ventilate them as soon as possible.
Ensure they are completely dry before storing.
Also follow any instructions on the care label of the specific product.
Proper maintenance helps preserve elasticity, shape and functional properties of the fabric.
UYN NATYON BIOMORPH SLOVENIA combine advanced sports technology, innovative material composition and the recognizable graphics of the Slovenian alpine ski team.
The distinctive 3/4 length reduces material buildup in ski boots and allows a more comfortable fit of ski socks.
The 3D Biomorphic Mapping creates anatomically distributed functional zones, Airsac supports ventilation and moisture management, and Isoduct helps retain body heat.
The innovative combination of materials BioLight, Ecolypt, Flexicorn and Kapok provides elasticity, comfort and functionality essential for intense winter sports activities.
The unisex cut allows use by women and men, and the national team graphics ensure a recognizable sports look.
UYN NATYON BIOMORPH SLOVENIA 3/4 is an excellent choice for anyone seeking top-tier functional thermal base layers with advanced temperature regulation, exceptional freedom of movement and optimal length for ski boots.
