Description
Stay warm on chilly days
The Ortorex thermal underwear provides excellent thermal insulation. It‘ll trap your body heat close to the skin, keeping you warm.
Non-restrictive
The used materials are known for high elasticity. You'll move freely and comfortably without feeling restricted.
Breathable
Our thermal underwear helps to regulate body temperature by wicking away moisture. This will prevent sweat build-up and the risk of catching a cold.
Lightweight
You won’t feel bulky wearing warm clothes over this underwear.
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 | |
| M | 57 | 22.4 | 72 | 28.3 | 53 | 20.9 |
| L | 59 | 23.2 | 76 | 29.9 | 54 | 21.3 |
| XL | 61 | 24 | 80 | 31.5 | 55 | 21.7 |
| 2XL | 63 | 24.8 | 84 | 33.1 | 56 | 22 |
| 3XL | 65 | 25.6 | 88 | 34.6 | 57 | 22.4 |
- 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 | BUST | SLEEVE | |||
|---|---|---|---|---|---|---|
| cm | inch | cm | inch | cm | inch | |
| M | 87 | 34.3 | 60 | 23.6 | 74 | 29.1 |
| L | 89 | 35 | 64 | 25.2 | 78 | 30.7 |
| XL | 91 | 35.8 | 68 | 26.8 | 82 | 32.3 |
| 2XL | 93 | 36.6 | 72 | 28.3 | 86 | 33.9 |
| 3XL | 95 | 37.4 | 76 | 29.9 | 90 | 35.4 |













Anna R. (verified buyer)
Comfy and warm, great for layering!
Emily T. (verified buyer)
This thermal set is a lifesaver during winter walks. It’s so light and I can still layer up without feeling bulky. Plus, the breathability keeps me comfy all day.
Jessica G. (verified buyer)
I’ve worn this thermal set during my winter hikes, and it’s been incredibly comfortable and warm. The material is soft against the skin, and the fit is surprisingly flattering. I barely notice I’m wearing an extra layer. A must-have for cold weather!
Alex (verified buyer)
Very warm and comfortable.
Emily (verified buyer)
I’ve used this thermal set throughout the winter, and it’s been a lifesaver. Soft, comfortable, and keeps me warm even on the chilliest days. Highly recommend for staying cozy!
Sophia (verified buyer)
Wearing this set during my morning jogs has been a game-changer. The material is stretchy and breathable, yet incredibly warm. It fits like a glove and looks stylish enough to wear indoors as well.
Alice (verified buyer)
Comfortable, warm, and fits perfectly. Highly recommended!
Samantha (verified buyer)
This thermal underwear set is a game-changer for cold days. It is warm, yet lightweight, and does not restrict movement. I love how soft it feels against the skin, making it perfect for outdoor winter activities. Great purchase!
Alexis (verified buyer)
Amazing warmth and comfort. Perfect for winter sports!
Beth (verified buyer)
Warm, comfortable, and fits perfectly. Highly recommend for anyone needing reliable thermal wear during chilly months. The fabric feels soft against the skin and holds up well after washing. Great value for the price!
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Have Questions?
Email us : info@ortorex.com
Medical Disclaimer
Individuals' medical conditions vary, and the use of our products is not guaranteed to be 100% effective for everyone.
If you're dealing with clinical disease or chronic pain, please consult with your physician for medical advice regarding your medical condition.
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