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 |













Olivia (verified buyer)
Impressed with the quality and comfort! This set is a game changer for my winter wardrobe. I wear it under my clothes every day now and it’s still holding up perfectly after several washes.
Emma (verified buyer)
Keeps me cozy and warm during chilly!
Ava (verified buyer)
So warm and comfortable. Ideal for skiing.
Sophia (verified buyer)
Love this set! It fits perfectly and keeps me cozy during chilly nights.
Jessica (verified buyer)
Keeps me warm, but the fit could be more snug. Still happy with the purchase!
Emily (verified buyer)
Super comfortable and warm, perfect for winter sports!
Sarah (verified buyer)
So warm and comfortable, perfect for winter hiking!
Jessica (verified buyer)
Keeps me warm, but the inner material could be softer.
Ashley (verified buyer)
Great fit, super cozy!
Emily (verified buyer)
I absolutely love this thermal set, it’s soft against the skin and keeps me warm during cold nights. The fit is perfect and doesn’t restrict movement at all. Highly recommended!
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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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