Description
Beat the cold with ease
Don't let the chilly weather ruin your comfort. The Ortorex thermal underwear will efficiently trap your body heat, keeping you warm.
Moisture-wicking
The fabric will draw sweat away from your skin, helping you stay dry and comfortable. This will prevent the risk of catching a cold.


Elastic
Our thermal underwear allows a full range of motion, perfect for any activity. You'll move freely and comfortably without feeling restricted.
Lightweight
You won't even notice you're wearing it.

Size guide

- To measure yourself:
- 1. Stand straight with your arms hanging naturally by your sides.
- 2. Wrap the measuring tape around the fullest part of your chest.
- 3. Start the measuring tape at the highest point of the shoulder and extend it down to the waist.
- 4. Place the measuring tape at the point where the sleeve begins and extend it down to the wrist.
Size | Length | Bust | Sleeve | |||
---|---|---|---|---|---|---|
cm | inch | cm | inch | cm | inch | |
L | 65 | 25.6 | 84 | 33.1 | 58 | 22.8 |
XL | 67 | 26.4 | 88 | 34.6 | 59.5 | 23.4 |
2XL | 69 | 27.2 | 92 | 36.2 | 61 | 24 |
3XL | 70 | 27.6 | 96 | 37.8 | 62.5 | 24.6 |

- 1. Wrap the measuring tape around your waist and the fullest part of your hips.
- 2. Start the measuring tape at the top of the pant line and extend it down to the ankle.
Size | Length | Waist | Hips | |||
---|---|---|---|---|---|---|
cm | inch | cm | inch | cm | inch | |
L | 97 | 38.2 | 78 | 30.7 | 88 | 34.6 |
XL | 99 | 38.9 | 82 | 32.3 | 92 | 36.2 |
2XL | 101 | 39.8 | 86 | 33.9 | 96 | 37.8 |
3XL | 103 | 40.6 | 90 | 35.4 | 100 | 39.4 |
Alex (verified buyer)
Great comfort and warmth, but wish it had more color options.
Tom (verified buyer)
Warm and comfortable, perfect for winter activities!
Ben (verified buyer)
This set is amazing. The fit is just right, snug but not too tight. It keeps me warm without causing any overheating, even during early morning runs. Highly recommend!
James T. (verified buyer)
Amazingly warm and comfortable set. Great for winter sports!
Christopher L. (verified buyer)
Super soft!
Michael S. (verified buyer)
The fabric keeps me warm without being bulky. I have used it for a couple of winter hikes, and it regulates my body temperature perfectly. Very satisfied with the quality and fit.
Emma W. (verified buyer)
The thermal set exceeded my expectations. It fits perfectly, and it genuinely keeps me warm on really cold days. Plus, it’s not itchy at all. Highly recommend it for anyone looking for effective thermal wear.
Laura G. (verified buyer)
Cozy and lightweight
LukeS (verified buyer)
I’m impressed by the warmth and comfort! A must-have for winter activities. The fit is just right, and the material feels soft and durable.
AmeliaR (verified buyer)
Perfect thermal wear. Fits well, very comfortable!