When the bitter cold weather hits and wrapping up with hats, gloves and coats aren’t enough you need something better suited for the job of keeping you warm. These Men’s Performance Layer Thermal Tops are ideal at keeping warm air close to the skin.
With an easy fit design to go under your clothes for a smooth slim-fitting thermal base layer for the colder days where one layer isn't enough! WIth 3 different types of thickness: Warm, X-Warm & XX-Warm you have plenty of choice to pick the right amount of warmth for you.
The technical construction of this thermal underwear, along with its supportive fit, have been designed so that it effortlessly shapes and works with your body's natural contours, providing the best fit possible - making it hardly noticeable under your clothing. The base layer is made of a lovely soft fabric, which helps to add that extra bit of warmth and makes it extremely soft for added comfort to the garment.
This thermal underwear crew top comes in one colour: Black, Available in 5 sizes: Small, Medium, Large, X-Large & XX-Large, all with the 3 different thicknesses available. There are matching long johns also available in separate listings. We even offer ladies sizes/colours as well.
Extra Product Details
Men’s Performance Top
Thermal Underwear Base Layer
Super soft & comfortable
Technical construction
Supportive Fit
Seamless body
Extra warm
5 Sizes Available
3 Different Thicknesses
Matching Long Johns Available
- Original/Lite - 100% Polyester
- Ultra Lite - 84% Polyester, 16% Elastane

Adults Sizing
UK | DE | FR | US |
---|---|---|---|
3-5 | 36-38 | 36-38 | 4-6 |
3-5.5 | 36-38 | 36-38 | 4-6 |
4-5 | 37-38 | 37-38 | 5-6 |
4-6 | 37-39 | 37-39 | 5-7 |
4-7 | 37-40 | 37-40 | 5-8 |
4-8 | 37-42 | 37-42 | 5-9 |
6-8 | 39-42 | 39-42 | 7-9 |
6-8.5 | 39-42 | 39-42 | 7-9.5 |
6-9 | 39-43 | 39-43 | 7-10 |
6-11 | 39-45 | 39-45 | 7-12 |
7-10 | 40-44 | 40-44 | 8-11 |
7-11 | 40-45 | 40-45 | 8-12 |
8-10 | 42-44 | 42-44 | 9-11 |
8-11 | 42-45 | 42-45 | 9-12 |
9-11 | 43-45 | 43-45 | 10-12 |
9-12 | 43-46 | 43-46 | 10-13 |
10-13 | 44-46 | 44-46 | 11-14 |
11-13 | 45-49 | 45-49 | 12-14 |
11-14 | 45-50 | 45-50 | 12-15 |
12-14 | 46-50 | 46-50 | 13-15 |
Children's Sizing
UK | DE | FR | US |
---|---|---|---|
3-5.5 | 19-22 | 19-22 | 4-6.5 |
6-8 | 23-26 | 23-26 | 7-9 |
9-12 | 27-30 | 27-30 | 10-1 |
9-1 | 27-33 | 27-33 | 10-2 |
12-3 | 30-36 | 30-36 | 13-4 |
2-5 | 34-39 | 34-39 | 3-5 |
Buy Now, Pay Later

Why wait? With Clearpay, you can get what you love today and pay for it over time, completely interest free. Split your purchase into four easy payments, made every two weeks. No hidden fees. No surprises. Just smarter spending, on your terms.
Available online and in store at your favorite retailers. Clearpay makes shopping flexible, convenient and stress free. Ready to shop smarter? Let’s go.
Size |
S, M, L, XL, XXL |
---|---|
Colour |
Warm - Ultra Lite, X-Warm - Lite, XX-Warm - Original |
Material |
Polyester |
