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Between sizes? Size up if layering heavily for cold-weather expeditions. Size down for a streamlined shell fit over a base layer.
Product Details
Performance Warmth
Don’t be surprised when friends ask if you’re warm enough. The answer will always be yes. Built with SOLARCORE® insulation — the same technology used in our parkas — the Atmos delivers big-jacket warmth in a streamlined design. Its ultra-thin insulation efficiently retains body heat, letting you skip the heavy layers without sacrificing comfort.
Effortless Comfort
The Atmos combines a soft, flexible construction with a relaxed funnel collar that adds warmth and a modern edge when fully zipped. The full-zip design lets you adjust ventilation on the go, while two front pockets keep hands warm and essentials close. It feels as easy as your favorite hoodie but performs like serious cold-weather gear. Made to move, breathe, and keep you comfortable anywhere.
Everyday Versatility
From cold commutes to weekend getaways, the Atmos is made for those who prefer simplicity. Just throw it on and go. No bulky coat required.
Features
- Full-zip design for adjustable ventilation and easy on/off
- SOLARCORE® insulation provides big-jacket warmth in a thin profile
- Relaxed funnel collar for added comfort and warmth around the neck
- Two front pockets for warmth and storage
- Streamlined design replaces bulky winter layers
- Breathable, flexible fabric for all-day comfort
- Soft, technical exterior with a premium feel
- Ideal for 10°F days and everyday cold-weather use
Materials & Care
Size & Fit
OROS fits true to size.
Fit at chest and hem are similar, so fit to whichever is larger: Chest or Hip
Men's Clothing
Inches
| S | M | L | XL | 2XL | 3XL | |
|---|---|---|---|---|---|---|
| CHEST | 36 - 38 | 39 - 41 | 42 - 44 | 45 - 47 | 48 - 51 | 52 - 55 |
| WAIST | 29 - 31 | 32 - 34 | 35 - 37 | 38 - 40 | 41 - 44 | 44 - 47 |
| HIP | 35 - 37 | 38 - 40 | 41 - 43 | 44 - 46 | 48 - 50 | 52 - 54 |
| ARM LENGTH | 32 - 33 | 32 - 33 | 33 - 34 | 34 - 35 | 34 - 35 | 35 - 36 |
| INSEAM | 30 - 31 | 31 - 32 | 33 - 34 | 33 - 34 | 33 - 34 | 33 - 34 |
Centimeters
| S | M | L | XL | 2XL | 3XL | |
|---|---|---|---|---|---|---|
| CHEST | 91.44 - 96.52 | 99.06 - 104.14 | 106.68 - 111.76 | 114.30 - 119.38 | 121.92 - 129.54 | 132.08 - 139.70 |
| WAIST | 73.66 - 78.74 | 81.28 - 86.36 | 88.90 - 93.98 | 96.52 - 101.60 | 104.14 - 111.76 | 111.76 - 119.38 |
| HIP | 88.90 - 93.98 | 96.52 - 101.60 | 104.14 - 109.22 | 111.76 - 116.84 | 121.92 - 127.00 | 132.08 - 137.16 |
| ARM LENGTH | 81.28 - 83.82 | 81.28 - 83.82 | 83.82 - 86.36 | 86.36 - 88.90 | 86.36 - 88.90 | 88.90 - 91.44 |
| INSEAM | 76.20 - 78.74 | 78.74 - 81.28 | 83.82 - 86.36 | 83.82 - 86.36 | 83.82 - 86.36 | 83.20 - 86.36 |
Men's Gloves
OROS fits true to size. If between sizes, we recommend sizing up.
How to measure: take measuring tape around knuckles at top of palm, do not include thumb.
| Size | inches | cm |
|---|---|---|
| S | 8.19" | 20.8 cm |
| M | 8.5" | 21.6 cm |
| L | 8.85" | 22.5 cm |
| XL | 9.25" | 23.5 cm |
How to Measure
If you don’t have a measuring tape, use a piece of string and a ruler to determine the lengths.

Need More Fit Advice?
If you have questions, please contact us at support@orosapparel.com.

Men's Atmos Hoodie
Free Shipping
On orders over $99
30-Day Returns
Wear it, test it, return it
SOLARCORE® Insulation
NASA-derived warmth without the bulk
Animal-Cruelty Free
100% vegan and cruelty-free
What is SolarCore?
For Your Morning Commute
Getting where you need to go should be a breeze, but that doesn't mean you need to feel it. OROS is comfortable and stylish for every day use, while protecting you from the wind and cold when it matters most
For Your Weekend Adventure
From windy cities to winter getaways, the same insulation keeps you moving without the bulk. Layer it, pack it, live in it. Takes up half the space in a suitcase and saves you bringing additional layers too leaving room and comfort for you and your suitcase.