BUILT FOR WINTER. LOVED BY THOUSANDS.
Mirisse™ Men’s Fleece-Lined Thermal Set
Mirisse™ Men’s Fleece-Lined Thermal Set
12k+ bought in past month
🔥 Heat-trapping, all-day warmth
🧵 Smooth fit, itch-free comfort
🏃♂️ 4-way stretch for easy movement
🧺 Durable & machine washable
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Mirisse™ Men’s Fleece-Lined Thermal Set
How Do Mirisse™ Thermals Work?
How Do Mirisse™ Thermals Work?
A fleece-lined interior traps your body heat while the breathable knit wicks sweat away. The 4-way stretch moves with you, and the anti-slip waistband keeps everything in place all day.
How Do I Choose My Size?
How Do I Choose My Size?
Snug, athletic fit = order your usual size.
Between sizes or prefer a relaxed fit = size up.
Set includes top + bottom in the same size.
(If you’re broad in shoulders or waist, choose based on the larger measurement.)
Shipping & Returns
Shipping & Returns
Processing: 1–2 business days.
Estimated delivery: US 5–15 biz days; CA/UK/AU 7–12 biz days.
Easy returns/exchanges within 90 days of delivery (unworn/unused).
90-Day Guarantee
90-Day Guarantee
Try Mirisse™ Thermals for 90 days. If warmth or fit isn’t right, send them back for an exchange or refund—no hassle.
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Stay Ready for Winter... No Matter What
Imagine heading out into the cold and not feeling a thing. Whether it’s a 5 AM hunting trip, working outdoors, or just walking the dog, this thermal set keeps you warm, dry, and comfortable all day long. No layering guesswork, no bulky jackets—just reliable heat, every time.
See Why Thousands Rely on Mirisse™ Thermals
Backed by real cold-weather wearers across work, sport, and everyday life.
94%
Said they stayed warm outdoors longer without extra layers.
91%
Felt more comfortable and mobile while working or hunting.
88%
Said the set stayed soft and held shape after multiple washes.
**The data shown reflects results from 6,000+ orders over the past 60 days.**
Superior in Every Way, here's how;
| Mirisse | Others | |
|---|---|---|
| Full-Body Size Range (M–3XL+) | ||
| Fleece-Lined Heat Retention | ||
| 4-Way Flex for Active Use | ||
| Built-In Moisture Wicking & Breathability | ||
| Anti-Roll Waistband & No Ride-Up Legs |
What Real Customers LIKE YOU Are Saying!
Rated 4.84 / 5.00 with over 6,000 customers
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“Best Thermals I’ve Ever Owned.”
I’m in the freezer section 8 hours a day — these are the only ones that actually keep me warm the whole shift. Stretchy, soft, and they don’t ride up.
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“Game-Changer for Morning Hunts”
I wore them for a 4-day elk trip. Zero complaints. Warm in 15°F weather, and not once did I feel sweaty or restricted. Already ordered a second set.
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“No More Shivering at Work”
I used to layer up like crazy, but with these, I just toss them on under my jeans and I’m good all day. Huge difference in comfort and mobility.
You've got Questions?
We've got Answers!
How does this thermal set help keep me warm?
How does this thermal set help keep me warm?
The fleece-lined interior traps body heat and creates a warm layer of insulation — without adding bulk. It's designed for cold-weather performance whether you're working outside or sitting in a tree stand.
Will it roll down or bunch up during the day?
Will it roll down or bunch up during the day?
Not at all. The anti-slip waistband and stretch cuffs are designed to stay put, even during active movement. No sliding, riding, or constant adjusting.
Is it comfortable for all-day wear?
Is it comfortable for all-day wear?
Yes. The ultra-soft fleece interior feels like a second skin, and the 4-way stretch fabric moves with you. You’ll barely notice you’re wearing a thermal base layer — just that you’re warm and comfortable.
How quickly will I notice the difference?
How quickly will I notice the difference?
Right away. Most customers feel the warmth within minutes and appreciate the comfort after the first full wear. It's especially noticeable in the morning cold or drafty workspaces.
Can I wear this under other clothes?
Can I wear this under other clothes?
Absolutely. It's lightweight and low-profile, making it perfect as a base layer under jeans, work pants, joggers, or snow gear. It won’t bulk up your outfit.
What’s it made of?
What’s it made of?
A high-performance blend of polyester and spandex, lined with soft microfleece. It’s breathable, moisture-wicking, and anti-static.
Is it see-through?
Is it see-through?
No — the fabric is opaque and durable. Whether you're wearing it solo at home or layered outdoors, it provides full coverage.