Mountain Warehouse Mens Keep The Heat Thermal Bottoms
4XLMore than 10 pieces in stock at third-party supplier
Colour4
Size7
Product details
The Keep The Heat Thermo Long Johns from Mountain Warehouse are high-quality functional underwear specifically designed for cold weather conditions. They provide optimal thermal insulation and are ideal for outdoor activities in winter. The combination of acrylic, polyester, viscose, and elastane ensures a comfortable fit and high wearing comfort. The long johns are lightweight and moisture-wicking, making them perfect for sweat-inducing activities. Thanks to their quick-drying properties, your skin stays dry and warm, while the elastic cuffs at the ankles ensure a secure fit. These thermo long johns are an essential piece of clothing for anyone looking to stay active even in low temperatures.
- Isotherm fabric technology for optimal thermal insulation
- Moisture-wicking and quick-drying
- Elastic waistband for a comfortable fit
- Ankle cuffs for secure hold.
Clothing size | 4XL |
Target group | Men |
Trouser leg length | Long |
Material composition | 25% Viscose, 32% polyester, 6% Elastane |
Item number | 65549514 |
Manufacturer | Mountain Warehouse |
Category | Functional underwear |
Manufacturer no. | UTMW3488 |
Release date | 5.12.2025 |
Colour | Green |
Exact colour description | Khaki Green |
Upper | Polyester, Spandex, Viscose |
Material composition | 25% Viscose, 32% polyester, 6% Elastane |
Target group | Men |
Age group | Adults |
Clothing size | 4XL |
Trouser leg length | Long |
Layer of clothing | Base layer / functional layer |
Fabric properties | Quick drying |
Season | Winter |
Country of origin | China |
CO₂-Emission | |
Climate contribution |
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 %



