Mountain Warehouse Mens Keep The Heat Thermal Bottoms
XS10 pieces in stock at third-party supplier
Colour3
Size7
Product details
The Keep The Heat thermal underwear from Mountain Warehouse is a high-quality functional base layer specifically designed for cold weather conditions. It provides optimal thermal insulation, ensuring that body temperature is maintained even in low temperatures. Made from a thoughtfully crafted blend of materials including acrylic, polyester, viscose, and elastane, these underpants offer both comfort and flexibility. The moisture-wicking and quick-drying properties make them ideal for active use, while the elastic ankle cuff ensures a secure fit. This thermal underwear is an excellent choice for outdoor activities or as an additional layer under everyday clothing.
- Isotherm technology for optimal thermal insulation
- Moisture-wicking and quick-drying
- Elastic ankle cuff for a secure fit
- High-quality material blend for comfort and flexibility.
Clothing size | XS |
Target group | Men |
Material composition | 25% viscose, 32% polyester, 37% Acrylic, 6% elastane |
Item number | 65589050 |
Manufacturer | Mountain Warehouse |
Category | Functional underwear |
Manufacturer no. | UTMW3488 |
Release date | 8.12.2025 |
Exact colour description | Charcoal |
Material composition | 25% viscose, 32% polyester, 37% Acrylic, 6% elastane |
Target group | Men |
Age group | Adults |
Clothing size | XS |
Layer of clothing | Base layer / functional layer |
Fabric properties | Heat insulating, Lightweight, Quick drying, Water-repellent |
Country of origin | China |
CO₂-Emission | |
Climate contribution |
Scope of delivery | 1 piece |
Ingredients | 37% acrylic/32% polyester/25% viscose/6% elastane. |
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Reviews & Ratings
Warranty score
How often does a product of this brand in the «Functional underwear» category have a defect within the first 24 months?
Source: Digitec Galaxus- Mountain WarehouseNot enough data
- 1.Mons Royale0 %
- 1.Rukka0 %
- 1.SAXX0 %
- 1.Smartwool0 %
Warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec Galaxus- Mountain WarehouseNot enough data
- CompressportNot enough data
- CraftNot enough data
- Hi-TecNot enough data
- IcebreakerNot enough data
Unfortunately, we don't have enough data for this category yet.
Return rate
How often is a product of this brand in the «Functional underwear» category returned?
Source: Digitec Galaxus- Mountain WarehouseNot enough data
- 1.SAXX0 %
- 2.Hi-Tec2.5 %
- 3.Icebreaker3.1 %
- 4.Craft3.3 %


