Men's thermal underwear Viking Mounti grey 500-25-8758-0800 Viking thermoactive men's underwear creates a flexible construction that fits to the body, leaving full mobility without abrasions and pressure. Compression short shirts with long sleeves and long pants, fits perfectly to the body.  Technical data:· ; Material: 30% merino wool, 28% bamboo viscose, 27% polyester, 15% polyamide Made of the finest merino wool, which provides excellent thermal insulation, breathability, protection against moisture and wind· Merino wool is obtained without harm to animals and comes only from certified farms· ; Underwear guarantees high thermal comfort even in the most unfavorable atmospheric conditions, thanks to the use of insulation, membrane or material with increased thermal capabilities· Model made bamboo fiber; for its production, bamboo was used as a raw material that is characterized by thermoregulation, antibacterial properties and protection against UV radiation middot; Thanks to the special fibre structure, the product absorbs water excellently, and at the same time, dries very quickly, making it ready for reuse after a short time time· It has hydrophobic properties, consisting in repulsion of water particles and lack of absorption· It is characterized by high breathability, possible thanks to the use of particle-removing materials water steam for outside clothing High elasticity of the material allows for full freedom movement with physical activity, providing the highest comfort Special finish and delicate fibres prevent the formation of irritations and allergies · The model contains acting bacterial silver particles, thanks to stops the formation of unpleasant smell providing a feeling freshness during use of clothing· Underwear guarantees maintaining the correct body temperature without disturbing heat exchange between the human body and its environment· product with technology Cooling Effect provides a pleasant feeling of cool and freshness during physical activity at high temperatures