SilkCut Mens Thermal Underwear Set
Description
SilkCut Men's Thermal Underwear Set
Warmth Without the Bulk. Softness Without Limits.
The SilkCut Men’s Thermal Underwear Set is engineered for cold-weather performance and everyday comfort. Crafted from 94% Micro Modal Air® and 6% Elastane, this ultra-soft, lightweight set retains warmth while remaining breathable and flexible — giving you total comfort without the bulk.
Each set includes a long-sleeve top and full-length bottom, designed with 4-way stretch and flat seams for a smooth, irritation-free fit. The moisture-wicking Micro Modal Air® fabric regulates temperature naturally, keeping you dry, warm, and comfortable during travel, layering, or lounging at home.
Why You’ll Love It
- Complete set: includes top and bottom
- Made from breathable Micro Modal Air® — softer than cotton, lighter than silk
- Lightweight warmth ideal for layering or solo wear
- Moisture-wicking fabric keeps you dry and fresh
- 4-way stretch allows unrestricted movement
- Perfect for winter layering, travel, and at-home comfort
Performance and Sustainability
SilkCut’s Micro Modal Air® fabric is sustainably sourced from beechwood trees and produced in a closed-loop process. The result is a breathable, biodegradable textile that’s soft on the skin and gentle on the planet — redefining thermal comfort through innovation.
Find your fit in our Size Guide.
Explore more in our SilkCut Underwear Collection.
Compare fits in Boxers vs Briefs vs Boxer Briefs.
Micro Modal Air® vs Other Fabrics
| Feature | Micro Modal Air® | Cotton | Bamboo | Polyester |
|---|---|---|---|---|
| Softness | 10/10 | 7/10 | 8/10 | 5/10 |
| Breathability | 10/10 | 8/10 | 8/10 | 6/10 |
| Moisture Control | 10/10 | 6/10 | 7/10 | 7/10 |
| Shape Retention | 9/10 | 6/10 | 6/10 | 8/10 |
| Durability | 10/10 | 7/10 | 6/10 | 5/10 |
| Environmental Impact | 8/10 | 6/10 | 5/10 | 3/10 |
Micro Modal Air® outperforms traditional fabrics with superior softness, breathability, and temperature control — perfect for active or leisure wear.
Frequently Asked Questions
What makes Micro Modal Air® better than cotton?
Micro Modal Air® is made from beechwood fibers that are naturally softer, more breathable, and more sustainable than cotton — ideal for comfort in all climates.
Is this thermal set suitable for outdoor activities?
Yes. The lightweight, moisture-wicking fabric makes it perfect for skiing, hiking, and cold-weather layering.
Does it trap heat or breathe?
Both — it keeps warmth in while allowing airflow, preventing overheating during movement or indoor wear.
How does the fit run?
True to size. Size down for a fitted base layer or size up for relaxed loungewear comfort. Check our Size Guide for details.
Can I machine wash it?
Yes. Wash cold and hang dry or tumble low to preserve softness and elasticity.
Returns and Exchanges
We aim to make exchanges quick and straightforward for our customers.
Please note that, according to US federal law, underwear cannot be returned or exchanged unless it is brand new or defective. Any returned underwear will be disposed of.
Return Policy
You can return new, unopened items within 15 days of delivery for a full refund. Contact support@silkcutunderwear.com for return authorization and be prepared to cover the return shipping costs.
Defective or Incorrect Items
If you receive an incorrect or defective item, we will cover the return shipping costs and replace the item at no charge. All returns must be authorized beforehand, or the shipment will be rejected.
Return and Exchange Instructions
Email support@taniusa.com with your Order Number and Reason for Return/Exchange.
Confirm that the product is brand new, never worn, and in re-sellable condition.
Ensure all tags, labels, and original packaging are intact.
Shipping
SHIPPING OPTIONS:
- UNITED STATES: Shipping fees may apply. Expedited options are available at an additional cost during checkout.
- INTERNATIONAL: Shipping fees apply. We do not collect customs taxes; you will be responsible for your country's duties and taxes.
HANDLING TIME:
Orders are dispatched from the US within 24 hours.
SHIPPING TIME:
Depending on the destination, it's usually about 5-7 business days.
TRACKING NUMBER:
All orders are shipped with tracking numbers.
INSURANCE:
We do not offer additional shipping insurance beyond what the carrier offers.
PACKAGING:
Our packaging is 88% recycled and 100% recyclable.
RETURNS & EXCHANGES:
For any concerns, please contact us directly at support@silkcutunderwear.com. However, note that we do not accept returns.
DAMAGED ITEMS:
If you receive a damaged item, please send a photograph showing the damage and the product tag in the same picture. In verified damage cases, we will replace your item.
LOST PACKAGES:
If tracking indicates a package was delivered but not received, customers need to contact the carrier. We will assist with the necessary paperwork for a claim with the carrier.
CONTACT INFORMATION:
- Email: support@silkcutunderwear.com
