The SilkCut Men’s Thermal Underwear Set is engineered for cold-weather comfort without heaviness. Crafted from 94% Micro Modal Air® and 6% Elastane, this ultra-soft base layer traps warmth while remaining breathable, flexible, and lightweight.
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 fabric regulates temperature naturally, keeping you warm outdoors and comfortable indoors.
Unlike traditional thermals that feel stiff or heavy, SilkCut’s Micro Modal Air® fabric delivers balanced insulation — warm when you need it, breathable when you don’t. Perfect for winter layering, travel, outdoor activity, or everyday wear.
Find your fit in our Size Guide.
Explore more in the SilkCut Underwear Collection.
It provides lightweight warmth designed for layering and everyday cold-weather wear, without the bulk of traditional thermal underwear.
Yes. Micro Modal Air® is softer, more breathable, and better at moisture control than cotton, helping regulate temperature throughout the day.
Absolutely. The moisture-wicking fabric and 4-way stretch make it suitable for skiing, hiking, commuting, and cold-weather travel.
No. The breathable knit allows excess heat to escape, making it comfortable both indoors and outdoors.
It runs true to size. Size down for a close-to-skin base layer or size up for relaxed lounge comfort.
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